Mrs Coleman Is a Withdrawn Schizophrenia Patient

Multiple Choice

Mrs. Coleman is a withdrawn schizophrenia patient. To encourage her to be more socially active,institutional staff members give her small plastic cards whenever she talks to someone. She is allowed to exchange these cards for candy and cigarettes. Staff members are making use of

A) active listening.
B) systematic desensitization.
C) a token economy.
D) classical conditioning.