About 50 percent of the elderly see well

Electroconvulsive therapy is often

A) the first step in a longer biomedical treatment management of mood and schizophrenic disorders. B) used to control people's behavior rather than serving as any form of useful treatment for psychological disorders. C) used as a last resort for persons who suffer from severe depression, bipolar disorder, severe catatonia, or schizophrenia. D) used to treat people who are phobic, suffer from anxiety disorders, or experience sleep disorders.

To change simple behaviors of adults hospitalized with psychiatric disorders, Lindsley used

a. desensitization. b. reinforcement. c. talk-therapy. d. modeling.