Regarding the word somesthetic, esthetic means

The scientific study of the frequency and distribution of disorders within a population is defined as

what discipline?

Harry, who is afraid of snakes, wants to get over his fear before taking a camping trip with his buddies. A therapist tells Harry to stand in an enclosure filled with nonpoisonous snakes for several minutes, until he no longer feels fearful. What technique is the therapist recommending?

A. aversion therapy B. systematic desensitization C. flooding D. psychodynamic therapy