What differentiates motivational interviewing from person-centered therapy?

a. Motivational interviewing has specific goals of reducing ambivalence about change and increasing intrinsic motivation to bring changes about, while traditional person-centered therapy does not.

b. Motivational interviewing focuses on unconscious motives, while traditional person-centered therapy focuses on the self.

c. Motivational interviewing allows the client to talk about anything they wish, while traditional person-centered therapy is more direct.

d. Motivational interviewing is a behavioral therapeutic technique, while person-centered therapy is a biomedical therapy.