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PSY 121 EXAM 3 QUESTIONS WITH VERIFIED SOLUTIONS LATEST UPDATE 2026

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PSY 121 EXAM 3 QUESTIONS WITH VERIFIED SOLUTIONS LATEST UPDATE 2026 The neural stimulus, when paired with an unconditioned stimulus, becomes a(n) ___________________ in classical conditioning. - Answers conditioned stimulus Every week, Jade spends her allowance on 1/2-pound of sour lemon gummy candies, even though they always make her mouth water. One day, as she is walking down the street, Jade sees a girl carrying a little white bag that looks like a candy shop bag. Jade notices that her mouth is puckering and overflowing with saliva. In this example, the unconditioned stimulus is the __________________. - Answers sour lemon gummy candy Normally, when food is placed in the mouth of any animal, the salivary glands start releasing saliva to help with chewing and digestion. In terms of Pavlov's analysis of learning, salivation would be referred to as a(n) ____________________. - Answers unconditioned response In Watson and Rayner's "Little Albert" study, each time the rat was presented to the boy, it was accompanied by a loud noise which eventually led Albert to cry when presented with the rat. In this experiment, Albert's reaction of fear upon seeing the rat was a(n) ___________ response. - Answers conditioned In the past, thunder has made you flinch because the loud noise scares you. Lightning always comes before the thunder and after time, you begin to flinch as soon as the lightning strikes. In this scenario, lightning can be interpreted as a(n) __________________. - Answers conditioned stimulus In classical conditioning, __________ occurs when the conditioned stimulus is no longer paired with the unconditioned stimulus. - Answers extinction Martha trains her cat Whiskers to salivate to the sound of a bell. She rings the bell every fifteen minutes and doesn't follow it with food for Whiskers. It salivates less and less and finally stops salivating at the sound of the ringing bell. A week later, she finds Whiskers salivating to the sound of a ringing bell. Which of the following terms explains this response? - Answers Spontaneous recovery Discrimination, generalization, and extinction can occur in _______________________. - Answers both operant and classical conditioning _______ reinforcement occurs when something pleasant follows a behavior. - Answers Positive Fred is afraid of spiders. He won't even watch a nature show on TV about them. When he sees a picture of a spider, he has a panic attack, but when he avoids looking at the image, his panic goes away. Fred's avoidance of spiders is being ____________________. - Answers negatively reinforced; he is rewarded by his anxiety going down Kyla wants to make sure that her dog Axel does not beg for food from the table. Every time that Axel begs, Kyla says, "No," in a sharp, scolding voice and she never gives in. Kyla is using _________________. - Answers positive punishment Being grounded or put in "time out" effectively removes pleasant stimuli (e.g., attention from others) from the individual. This is called __________________. - Answers negative punishment When the number of responses is important to a schedule of reinforcement, that schedule is called a _____ schedule. - Answers ratio Which schedule of reinforcement tends to get the highest response rate? - Answers Fixed ratio ________ is the process of reinforcement of complex behaviors by rewarding the small steps in the overall sequence of behaviors. - Answers Chaining Gary trains his hamster to roll a marble. First, he reinforces the hamster when it walks toward the marble, then he reinforces when it touches the marble with its nose. Finally, the hamster learns to roll the marble and is reinforced for it. This example illustrates _______. - Answers shaping The application of operant-conditioning techniques to teach new responses or to reduce or eliminate maladaptive or problematic behavior is called _______________________. - Answers applied behavior analysis Ms. Wang gives a sticker for each book her 3rd grade students read. At the end of the year, any student with more than 10 stickers gets to attend a pizza party. What behavioral technique is Ms. Wang using? - Answers Token economy Promising yourself some kind of reward for completing a task you are not excited about is an example of ___________________. - Answers the Premack principle A ______ neuron fires not only when an animal engages in a particular action, but also if an animal observes another animal (or human) engaging in the same action. - Answers mirror Research on mirror neurons shows that these neurons fire when an animal _______________________. - Answers either engages in a particular behavior or watches another animal engage in the behavior Michael grows up in a home where his father is generally unloving toward his mother. He observes his father yell and degrade his mother, and he notices that his mother never resists this treatment. Based on the work of Bandura, what might we predict about Michael's own relationships when he is older? - Answers Michael may treat women with discourtesy and disrespect, as he repeats the behavior he saw in his father. For observational learning to occur, each of the following must happen except __________________. - Answers being reinforced for imitating the model You need to remove a broken light bulb from a lamp. Without a pair of gloves, you are likely to cut yourself on the jagged glass. Suddenly, it occurs to you that you can use a cut potato to remove the light bulb from the socket. You have just demonstrated ___________. - Answers insight learning Scientists like Tolman and Kohler conducted important studies to help determine the role of ________ in learning. - Answers cognition Rats that have never received any reinforcement for finding the end of a maze are presented with food the next time they complete the maze. According to the theory of latent learning, the next time the rats enter the maze, their performance will be _____________________. - Answers as fast as rats who have always received reinforcement What is it called when learning has taken place but has not yet been demonstrated? - Answers Latent learning Sal's dog loves to go on a walk and starts spinning in circles and wagging his tail in excitement when his lead is clipped onto his collar. Eventually Sal begins to notice that his dog starts to act excited when he puts on his tennis shoes before a walk. His dog's behavior of spinning in circles and wagging his tail when Sal puts on his tennis shoes is a _________________. - Answers conditioned response In a conditioning experiment, a sound is paired with a brief puff of air to the eye of a rabbit. After several pairings, the rabbit ultimately blinks its eye when it hears the sound. Which of the following is true? - Answers The puff of air serves as the unconditioned stimulus. John Watson offered a live, white rat to Little Albert and then made a loud noise behind Albert's head by striking a steel bar with a hammer. Eventually, the white rat alone made Albert cry. The white rat served as the ________ stimulus in this study. - Answers conditioned Watson's experiment with Little Albert demonstrated that fears might be _________________. - Answers based on classical conditioning In Pavlov's studies, he was able to condition dogs to salivate in response to specific tones while not salivating to other similar tones. This is called ________________. - Answers stimulus discrimination After Little Albert acquired a conditioned fear of rats, Watson wanted to see how he would react to a white rabbit, cotton wool, and a Santa Claus mask. He was studying whether or not _________________________ had occurred. - Answers stimulus generalization You decide to condition your dog to salivate to the sound of a metronome. You give the dog a biscuit, and then a second later you sound the metronome. You do this several times, but no conditioning seems to occur. This is probably because __________________________. - Answers the metronome should have been sounded before the dog ate the biscuit _____ classical conditioning, operant conditioning requires the organism to voluntarily produce the _________. - Answers unlike; response Reflexive learning is related to ___________, while learning related to voluntary behaviors is known as ____________. - Answers classical conditioning; operant conditioning Of the following, ________ would serve as a primary reinforcer for most people. - Answers food Bill hates to clean up after dinner. One night, he volunteers to bathe the dog before cleaning up. When he finishes with the dog and returns to the kitchen, his wife has cleaned everything up for him. Which of the following statements is most likely true? - Answers Bill's wife has negatively reinforced him for bathing the dog Dr. Sardis provides his students with extra credit points every time they speak in class to encourage class participation. Dr. Sardis is using _______________. - Answers positive reinforcement When a stimulus is removed from a person or animal resulting in a decrease in the probability of response, it is known as ______________. - Answers negative punishment A reinforcer is a consequence that ________ a behavior, while a punisher is a consequence that ________ a behavior. - Answers strengthens; weakens You put a dollar in a soda machine and are rewarded with a bottle of root beer. When you put in another dollar, you get another soda. Assuming that the machine has a limitless supply of root beer, which kind of reinforcement schedule does this machine operate on? - Answers Continuous reinforcement Reinforcement given for a response emitted after each hour and a half (e.g., 10 a.m., 11:30 a.m., 1 p.m.) is most likely a _______________ schedule. - Answers fixed-interval Al must build 25 radios before he receives $20. What schedule of reinforcement is being used? - Answers A fixed-ratio schedule _________ is an operant-conditioning procedure in which successive approximations of a desired response are reinforced. - Answers Shaping Phil wants to train his parrot to kick a ball into a soccer net. Which of the following should he do? - Answers Begin by reinforcing when the parrot goes near the ball The application of operant-conditioning techniques called ______________________ has been used to help children with autism. - Answers applied behavior analysis In order to get her 3rd grade students to memorize the poem written on the chalkboard, Mrs. Thyberg gives the students stickers for each poem they can recite from memory. After earning five stickers, a student gets to pick a prize out of the goody box. Mrs. Thyberg is using __________ to modify the children's behaviors. - Answers a token economy What type of neurons fire if a monkey observes another monkey engaging in an action? - Answers Mirror neurons Which type of learning occurs when we observe how other people act? - Answers Observational learning After watching her father slide through pictures on his smartphone using his index finger, Laura, a 5-year-old, learns to use her finger to slide the screen on his smartphone. Laura acquired this behavior through ______________. - Answers observational learning Cheryl is trying to teach her son to do the laundry by watching her. According to observational learning theory, what must occur for Cheryl to be effective? - Answers Her son must be motivated to learn how to do the laundry. Dad is watching a home improvement show about how to install a new sink. He really wants to do it and watches the show intently. He knows that his wife will reward him when he is done. However, when he tests the new sink, water spurts everywhere. Taking the new sink apart, he finds that he has left out the crucial washers in the faucet assembly even though this was emphasized in the TV show. What part of Bandura's theory of the necessary components of observational learning is most likely the reason for this disaster? - Answers Memory John has been working on a math problem late at night without success, and he falls asleep. Upon awakening, John suddenly realizes how to answer the problem. This scenario best illustrates ________ learning. - Answers insight Which of the following is true of research on insight? - Answers Researchers have found support for the existence of both human and animal insight learning. Learning that occurs but is not immediately reflected in a behavior change is called ________. - Answers latent learning You spend days wandering aimlessly around a park with many different paths that end at different parts of the park. One day when you arrive at the park, you get a call on your cell phone from your cousin whom you haven't seen for years, and she says she is waiting for you in a particular section of the park. Even though the paths are complicated and twisted, you manage to find the shortest route to your cousin. Tolman would explain your efficient passage through the park as an example of ________. - Answers formation of a cognitive map What is psychopathology? - Answers The scientific study of mental/psychological disorders The four D's of a psychological disorder include distress, deviance, _____________, and sometimes danger. - Answers dysfunction Which approach focuses on a person's maladaptive beliefs and negative thoughts to explain psychological disorders? - Answers Cognitive The type of multidisciplinary approach to understanding psychological symptoms is referred to as _________________________. - Answers biopsychosocial Rami has been experiencing a number of concerning symptoms, so he makes an appointment to see a psychologist. After an assessment, the psychologist assigns a label to Rami's psychological symptoms by identifying and classifying them. Rami has received a ________________________. - Answers psychological diagnosis You listened to your psychology instructor talk about the symptoms of generalized anxiety disorder (GAD), and you wondered if you qualified for that diagnosis. You recognize that you tend to worry about things, such as passing your classes and what to wear to the party. As you think more about it, you realize you don't experience the three additional symptoms required for the diagnosis. Those three additional symptoms could include _____________________________________. - Answers muscle tension, fatigue, and lack of sleep Which disorder requires an exposure to a terrifying or life-threatening event to qualify for the diagnosis? - Answers Posttraumatic Stress Disorder (PTSD) Giada has an irrational fear of dogs. A behavioral psychologist would believe her anxious behavior was _______. - Answers learned Cognitive psychologists view the development and/or maintenance of anxiety as a result of ___________________. - Answers distorted, negative thoughts What is it called when a person experiences a period of euphoria (excessive happiness), elevated self-esteem, increased talkativeness, enhanced energy, and a decreased need for sleep? - Answers Mania Major depressive disorder is characterized by either depressed mood or ________________ in activities and accompanied by _______________ other symptoms that last for more than 2 weeks. - Answers loss of interest; 4 With respect to suicide, ___________ are more likely to attempt suicide, while _____________ are more likely to die as a result of their suicide attempt. - Answers women; men Low levels of which neurotransmitters are linked with depression? - Answers Norepinephrine, dopamine, and serotonin Mental health professionals who view depression from a cognitive-behavioral perspective explain it as an interaction between the individual's _____________ environment and their ____________ thoughts and beliefs. - Answers external; internal What is considered the normal range of body mass index (BMI) for adults? - Answers 18.5-24.9 The new eating disorder in the DSM-5 that involves recurrent episodes of binge eating without any subsequent compensatory behaviors is called _______________. - Answers binge-eating disorder This disorder involves the presence of physical symptoms combined with abnormal thoughts, feelings, or behaviors in response to those symptoms. - Answers Somatic symptom disorder Joanne has been diagnosed with a psychological disorder characterized by the existence of two or more personalities, marked with periods of memory impairment, and amnesia for certain events. Joanne has the symptoms of which disorder? - Answers Dissociative identity disorder (DID) Which disorder has produced controversy within the field of psychology to where some psychologists don't believe it is a real disorder? - Answers Dissociative identity disorder A person who is experiencing a delusion may: - Answers believe they are from the planet Mars and have special powers In schizophrenia, pathological excesses or distortions of normal functioning that include delusions, hallucinations, and disorganized thinking and speech are called ____________ symptoms. - Answers positive Nada has been diagnosed with schizophrenia that includes excessive motor symptoms where she often paces frantically. This movement symptom is called ___________. - Answers catatonia The diathesis-stress model suggests people are ____________ predisposed to schizophrenia but will only develop it if exposed to certain __________ during critical development periods. - Answers genetically; stressors Which neurotransmitter has been linked to the positive symptoms of schizophrenia? - Answers Dopamine Angelo has been in and out of prison three times for battery and assault. He recently broke into an elderly woman's home where he robbed and severely beat her. He showed no feelings of remorse or regret about his actions. Which personality disorder would be the most appropriate for Angelo? - Answers Antisocial The DSM-5 includes __________ clusters of personality disorders. - Answers 3 Borderline personality disorder is characterized by poor self-image, ________ moods, stormy and intense personal relationships, and impulsive behaviors. - Answers unstable What are the 3 I's in borderline personality disorder symptoms? - Answers Instability in relationships, identity disturbance, and impulsive behaviors Meg is a 13-year-old girl who wears a super hero cape to school every day. Even though other students laugh at her, Meg continues to wear the cape. Meg's behavior fits with which of the 4 D's of abnormal behavior? - Answers Deviance Which two disorders are diagnosed more frequently in women? - Answers Depression and anxiety disorders Matias is having many negative thoughts about his performance at work. He thinks he is a loser and his boss is out to get him. He believes that only bad things happen to him. He has been feeling extremely depressed lately. Which approach would explain Matias's symptoms by focusing on his negative thought patterns? - Answers Cognitive Certain underlying factors can make a person susceptible to a mental disorder. These can include genetics, birth defects, and certain toxins such as alcohol or viruses. These factors are called ______________ causes. - Answers predisposing What was the purpose of the classic 1970s study conducted by David Rosenhan, in which he had mentally healthy volunteers fake psychological symptoms, such as hearing voices, to get themselves admitted to a psychiatric facility? - Answers To demonstrate that labels such as schizophrenia can be stigmatizing and dehumanizing by emphasizing a person's diagnosis rather than their identity The Diagnostic and Statistical Manual of Mental Disorders-5th Edition (DSM-5) is the first edition to include ________________________. - Answers both categorical and dimensional information Bethany unconsciously avoids talking about her childhood whenever possible. Her friend points out that she always changes the subject when her pass is discussed. Surprised. Bethany denied this was true. However, her friends quickly replied "denial is a common way of handling unconscious anxiety--I wonder if there's something in your childhood that was traumatic enough for you to have completely repressed the memory?" Bethany's friend's view is typical of the ________________ approach to psychological symptoms. - Answers psychodynamic A behavioral approach to explain a person's fear of flying would focus on _______________ patterns of behavior and experiences. - Answers learned To be classified at a specific phobia, a fear must be significant enough to disrupt everyday life and have lasted for at least _____ months. - Answers 6 Lilly is 18 years old and terrified of speaking in front of people. She assumes people will laugh at her, notice her crooked tooth, and think she is ugly. She has felt like this since she was 15 years old, but the symptoms have worsened in the past year since she started college. What is a potential diagnosis for Lilly? - Answers Social anxiety disorder Stefan is a back executive who has intrusive thoughts throughout the day about germs and the contamination. He constantly worries he will become sick and die from the germs. He has to interrupt important business meetings to wash his hands and refuses to shake hands with anyone. The thoughts have been a persistent problem for him for 10 years. Stefan's thoughts would be considered __________________. - Answers obsessions Which two brain regions are involved in the experience of fear and anxiety and appear to play a significant role in most anxiety disorders? - Answers Amygdala and insula The psychodynamic approach to understanding anxiety disorders suggests anxiety is the result of __________________________. - Answers powerful, repressed id urges attempting to surface Isabella fears she will have a panic attack in the grocery store and not be able to escape. She thinks every time her heart beats fast she is having a heart attack. Dr. Meyer believes Isabella negatively interprets her bodily symptoms and overestimates the danger in public situations. Dr. Meyer subscribes to which psychological approach to understanding Isabella's anxiety symptoms? - Answers Cognitive Mary has missed the last 3 weeks of classes because she can't get out of bed. She also turns down invitations to go out with friends, hasn't showered in 3 days, and feels like her life is worthless. Mary is likely experiencing ________________________. - Answers major depressive disorder (MDD) What percentage of manic episodes are followed by a major depressive episode? - Answers 60 percent

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Institution
PSY 121
Course
PSY 121

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PSY 121 EXAM 3 QUESTIONS WITH VERIFIED SOLUTIONS LATEST UPDATE 2026

The neural stimulus, when paired with an unconditioned stimulus, becomes a(n)
___________________ in classical conditioning. - Answers conditioned stimulus
Every week, Jade spends her allowance on 1/2-pound of sour lemon gummy candies, even though
they always make her mouth water. One day, as she is walking down the street, Jade sees a girl
carrying a little white bag that looks like a candy shop bag. Jade notices that her mouth is puckering
and overflowing with saliva. In this example, the unconditioned stimulus is the __________________.
- Answers sour lemon gummy candy
Normally, when food is placed in the mouth of any animal, the salivary glands start releasing saliva to
help with chewing and digestion. In terms of Pavlov's analysis of learning, salivation would be referred
to as a(n) ____________________. - Answers unconditioned response
In Watson and Rayner's "Little Albert" study, each time the rat was presented to the boy, it was
accompanied by a loud noise which eventually led Albert to cry when presented with the rat. In this
experiment, Albert's reaction of fear upon seeing the rat was a(n) ___________ response. - Answers
conditioned
In the past, thunder has made you flinch because the loud noise scares you. Lightning always comes
before the thunder and after time, you begin to flinch as soon as the lightning strikes. In this scenario,
lightning can be interpreted as a(n) __________________. - Answers conditioned stimulus
In classical conditioning, __________ occurs when the conditioned stimulus is no longer paired with
the unconditioned stimulus. - Answers extinction
Martha trains her cat Whiskers to salivate to the sound of a bell. She rings the bell every fifteen
minutes and doesn't follow it with food for Whiskers. It salivates less and less and finally stops
salivating at the sound of the ringing bell. A week later, she finds Whiskers salivating to the sound of a
ringing bell. Which of the following terms explains this response? - Answers Spontaneous recovery
Discrimination, generalization, and extinction can occur in _______________________. - Answers
both operant and classical conditioning
_______ reinforcement occurs when something pleasant follows a behavior. - Answers Positive
Fred is afraid of spiders. He won't even watch a nature show on TV about them. When he sees a
picture of a spider, he has a panic attack, but when he avoids looking at the image, his panic goes
away. Fred's avoidance of spiders is being ____________________. - Answers negatively reinforced;
he is rewarded by his anxiety going down
Kyla wants to make sure that her dog Axel does not beg for food from the table. Every time that Axel
begs, Kyla says, "No," in a sharp, scolding voice and she never gives in. Kyla is using
_________________. - Answers positive punishment
Being grounded or put in "time out" effectively removes pleasant stimuli (e.g., attention from others)
from the individual. This is called __________________. - Answers negative punishment
When the number of responses is important to a schedule of reinforcement, that schedule is called a
_____ schedule. - Answers ratio
Which schedule of reinforcement tends to get the highest response rate? - Answers Fixed ratio
________ is the process of reinforcement of complex behaviors by rewarding the small steps in the
overall sequence of behaviors. - Answers Chaining
Gary trains his hamster to roll a marble. First, he reinforces the hamster when it walks toward the
marble, then he reinforces when it touches the marble with its nose. Finally, the hamster learns to roll
the marble and is reinforced for it. This example illustrates _______. - Answers shaping
The application of operant-conditioning techniques to teach new responses or to reduce or eliminate
maladaptive or problematic behavior is called _______________________. - Answers applied
behavior analysis
Ms. Wang gives a sticker for each book her 3rd grade students read. At the end of the year, any
student with more than 10 stickers gets to attend a pizza party. What behavioral technique is Ms.
Wang using? - Answers Token economy
Promising yourself some kind of reward for completing a task you are not excited about is an example
of ___________________. - Answers the Premack principle
A ______ neuron fires not only when an animal engages in a particular action, but also if an animal
observes another animal (or human) engaging in the same action. - Answers mirror

, Research on mirror neurons shows that these neurons fire when an animal
_______________________. - Answers either engages in a particular behavior or watches another
animal engage in the behavior
Michael grows up in a home where his father is generally unloving toward his mother. He observes his
father yell and degrade his mother, and he notices that his mother never resists this treatment. Based
on the work of Bandura, what might we predict about Michael's own relationships when he is older? -
Answers Michael may treat women with discourtesy and disrespect, as he repeats the behavior he
saw in his father.
For observational learning to occur, each of the following must happen except __________________.
- Answers being reinforced for imitating the model
You need to remove a broken light bulb from a lamp. Without a pair of gloves, you are likely to cut
yourself on the jagged glass. Suddenly, it occurs to you that you can use a cut potato to remove the
light bulb from the socket. You have just demonstrated ___________. - Answers insight learning
Scientists like Tolman and Kohler conducted important studies to help determine the role of
________ in learning. - Answers cognition
Rats that have never received any reinforcement for finding the end of a maze are presented with
food the next time they complete the maze. According to the theory of latent learning, the next time
the rats enter the maze, their performance will be _____________________. - Answers as fast as rats
who have always received reinforcement
What is it called when learning has taken place but has not yet been demonstrated? - Answers Latent
learning
Sal's dog loves to go on a walk and starts spinning in circles and wagging his tail in excitement when
his lead is clipped onto his collar. Eventually Sal begins to notice that his dog starts to act excited
when he puts on his tennis shoes before a walk. His dog's behavior of spinning in circles and wagging
his tail when Sal puts on his tennis shoes is a _________________. - Answers conditioned response
In a conditioning experiment, a sound is paired with a brief puff of air to the eye of a rabbit. After
several pairings, the rabbit ultimately blinks its eye when it hears the sound. Which of the following is
true? - Answers The puff of air serves as the unconditioned stimulus.
John Watson offered a live, white rat to Little Albert and then made a loud noise behind Albert's head
by striking a steel bar with a hammer. Eventually, the white rat alone made Albert cry. The white rat
served as the ________ stimulus in this study. - Answers conditioned
Watson's experiment with Little Albert demonstrated that fears might be _________________. -
Answers based on classical conditioning
In Pavlov's studies, he was able to condition dogs to salivate in response to specific tones while not
salivating to other similar tones. This is called ________________. - Answers stimulus discrimination
After Little Albert acquired a conditioned fear of rats, Watson wanted to see how he would react to a
white rabbit, cotton wool, and a Santa Claus mask. He was studying whether or not
_________________________ had occurred. - Answers stimulus generalization
You decide to condition your dog to salivate to the sound of a metronome. You give the dog a biscuit,
and then a second later you sound the metronome. You do this several times, but no conditioning
seems to occur. This is probably because __________________________. - Answers the metronome
should have been sounded before the dog ate the biscuit
_____ classical conditioning, operant conditioning requires the organism to voluntarily produce the
_________. - Answers unlike; response
Reflexive learning is related to ___________, while learning related to voluntary behaviors is known
as ____________. - Answers classical conditioning; operant conditioning
Of the following, ________ would serve as a primary reinforcer for most people. - Answers food
Bill hates to clean up after dinner. One night, he volunteers to bathe the dog before cleaning up.
When he finishes with the dog and returns to the kitchen, his wife has cleaned everything up for him.
Which of the following statements is most likely true? - Answers Bill's wife has negatively reinforced
him for bathing the dog
Dr. Sardis provides his students with extra credit points every time they speak in class to encourage
class participation. Dr. Sardis is using _______________. - Answers positive reinforcement
When a stimulus is removed from a person or animal resulting in a decrease in the probability of
response, it is known as ______________. - Answers negative punishment
A reinforcer is a consequence that ________ a behavior, while a punisher is a consequence that
________ a behavior. - Answers strengthens; weakens

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