Tracy suffered from nausea for the first three months of her pregnancy. Because it was easy, her husband ordered Chinese take-out food three or four evenings each week. In spite of her nausea, Tracy forced herself to eat the take-out food. A year later, she and a friend walk past a Chinese restaurant and the smell of the food makes her nauseated. Which of the following explains why Tracy felt nauseated?
A)classical conditioning
B)instinctive drift
C)spontaneous recovery
D)observational learning
E)retroactive interference

Question

Quizplus · Accepted Answer

Classical conditioning explains Tracy's nausea in response to the smell of Chinese food. During her pregnancy, the Chinese take-out food (neutral stimulus) was paired with her feeling of nausea (unconditioned response). Over time, the smell of the food alone became a conditioned stimulus, causing her to feel nauseated (conditioned response) even after her pregnancy.

Tracy Suffered from Nausea for the First Three Months of Her