Many Patients Were Discharged from Mental Hospitals in the Late

Many patients were discharged from mental hospitals in the late 1950's because of

A) the rise of psychoanalysis and much increased funding for community mental health centers.
B) the rise of humanistic therapies and political actions by organizations of mental patients.
C) the rise of HMOs and improvements in education.
D) the advent of antidepressant and antipsychotic medications and the idea that people with disorders should be in contact with the outside world.