Last month Walter became sick after eating two chili dogs, and he now finds the very thought of chili dogs to be repulsive. Walter has experienced ________________
A) discrimination
B) conditioned taste aversion
C) operant taste conditioning
D) negative reinforcement
Answer: B
Rationale: A conditioned taste aversion is the acquired dislike or disgust of a food or drink because it was paired with illness. In these situations, a taste (the CS) is paired with food (the US). Getting sick is the UR. The CR is the nausea and other signs of disgust in response to the CS.
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