A monomaniac is a person who is

A. overly conscientious.

B. a compulsive thief.

C. broadminded to a fault.

D. obsessed about one single thing.

D. obsessed about one single thing.

A clinical psychologist 1) assesses a patient, 2) diagnose the patients' disorders and, 3) recommend possible treatment.

Possible treatments are undergoing family therapy, group therapy, behavioral therapy, and hypnotherapy. However, when there is a need to prescribe medication to treat a disorder, the patient is referred to another mental health professional, who can prescribe medication.