Arnold Wants to Increase the Amount of Time He Exercises

Multiple Choice

Arnold wants to increase the amount of time he exercises. When he reaches his goal for the first day, he relaxes after exercises and watches an episode of one of his favorite sitcoms while cooling down and drinking water. He does this after every day of exercise. At the end of the week of successful days of exercise, Arnold treats himself to a movie. During this behavioral self-management program, Arnold has set up daily and weekly

A) antecedents.
B) baselines.
C) reinforcers.
D) response costs.