A Major Contribution of Motivational Interviewing to Substance Abuse Treatment

A major contribution of motivational interviewing to substance abuse treatment is:

A) Understanding that extrinsic motivation is the most important factor in changing behavior
B) Recognizing the important role ambivalence plays in changing behavior
C) Describing the reward process needed to motivate change
D) Outlining how the therapist can be used as a motivator for behavior change