Answer: D
Explanation: Those who emphazise altering an individual's physiological functioning in treatment use the biomedical approach. This theory suggests that every mental disorder has a physical origin and for instance, its treatment should be emphazised on biologic functioning. On the other hand, those who uses learning as a way to tream mental disorders use a behavior approach where it is believed that a person can get better by learning different ways of perceiving and responding to certain stimuli.