Murray Is a Bright Student, but He Procrastinates

Murray is a bright student, but he procrastinates. He puts off writing term papers and gets incompletes, which eventually become F's. Murray's therapist has Murray write down his thoughts about work, read the thoughts as if someone else had said them, and then write a rational response to each one. The treatment method used to help Murray deal with his problem is:

A) behaviour therapy.
B) psychodynamic therapy.
C) cognitive therapy.
D) humanist therapy.