Four development areas of behavior therapy: classical conditional stage, cognitive stage, operational stage and stimuli-response relationship.
Explanation:
Behavior therapy related with behavioralism known as behavioral psychotherapy. It is used to measure mental health disorder. Psychologically a person from his birth to death cross some emotional stages which some time importantly leads to unhealthy behavior or mental condition.
Behavioral approach is the scientific study of human mind which deals with classical conditioning, cognitive, operational and mature stage. In different age group. It implies potential behavior and eliminate mal adaptive behavior. It is also called clinical psychotherapy.