The Large Patient Populations Placed in Mental Hospitals in the 1800s

The large patient populations placed in mental hospitals in the 1800s are important in the history of abnormal psychology because they

A) provided physicians with an opportunity to observe and treat various types of psychopathology.
B) created growing awareness of the need for psychological rather than medical interventions.
C) gave public officials a new way to deal with dangerous criminals.
D) led to a steady reduction in the number of people with mental illness.