A therapist treating a client with illness anxiety disorder repeatedly shows the client how the client's body is less than perfect, while not allowing the client to seek medical attention. MOST likely, the therapist's viewpoint is:

A. behavioral, and the therapy is called exposure and response prevention.
B. psychodynamic, and the therapy is called exposure and response prevention.
C. cognitive, and the therapy is called rational-emotive therapy.
D. sociocultural, and the therapy is called rational-emotive therapy.