Just has cancer and is receiving chemotherapy at a local hospital. Her parents notice that she now rejects food that she willingly ate last week (before chemotherapy). Through the process of ______, the food is now acting as ______.
A) appetitive conditioning; conditioned stimulus
B) conditioned reinforcement; unconditioned response
C) operant conditioning; negative reinforcer
D) negative reinforcement; conditioned stimulus
E) aversive conditioning; conditioned stimulus
Answer: E