Seven-Year-Old Mike Was Put on a Behavior Modification Program for Attention-Deficit/Hyperactivity

Seven-year-old Mike was put on a behavior modification program for Attention-Deficit/Hyperactivity Disorder. In order to monitor the effectiveness of the program, an independent observer completes a questionnaire describing Mike's behavior. Which aspect of Mike's behavior would be expected to be most responsive to this program?

A) time on-task
B) social behaviors
C) academic accuracy
D) academic productivity