Cody Developed a Severe Fear of Flying When He Was

Multiple Choice

Cody developed a severe fear of flying when he was piloting a small plane through some severe turbulence. He has been seeing a therapist, and it appears that his fear response has been successfully extinguished. The therapist used a flight simulator to help Cody practise his piloting skills in a safe setting. However, the first time Cody stepped back into a real plane, his fear returned. What phenomenon does this illustrate?

A) negative reinforcement
B) stimulus generalization
C) renewal effect
D) second-order conditioning