All of the following are considered a form of behavior therapy EXCEPT

A) operant conditioning.
B) aversive conditioning.
C) systematic desensitization.
D) client-centered therapy.

Client-Centered Therapy

A humanistic therapy developed by Carl Rogers where the therapist provides a supportive environment to facilitate a client's self-discovery and potential for self-healing.

Behavior Therapy

A form of psychotherapy that focuses on changing maladaptive behaviors through conditioning and reinforcement methods.