Displays of multiple role enactments and social reinforcement are both key concepts in which explanation for dissociative disorders?

A boy's therapist has suggested that one way to overcome his strong fear of dogs is to watch others who are comfortable interacting with dogs. The therapist is most likely a practitioner of

a. psychoanalysis. b. behavioral therapy. c. social-learning therapy. d. aversion therapy.

The CT scans and MRI scans both suggest that the brains of persons suffering from schizophrenia have

a. become swelled by excess fluid. b. shrunk (atrophied). c. become overactive in the frontal lobes. d. tightly-packed surface fissures.