During Every Baseball Game, Before Casey Goes to Bat, He

Multiple Choice

During every baseball game, before Casey goes to bat, he touches his arm, repeats the numbers 5, 7, 9, and then knocks the dirt off his cleats with the bat. According to the behaviorist model, these behaviors can help to explain the development of

A) panic disorder.
B) generalized anxiety disorder.
C) bipolar disorder.
D) obsessive compulsive disorder.