A client at a mental institution is rewarded for improved grooming habits with coupons he can exchange for special foods or weekend passes. This technique is called __________

Based on outcome studies that have evaluated the effectiveness of light therapy for seasonal depressions, it appears that

a. many patients with seasonal affective disorders do respond well to light therapy. b. light therapy is an expensive but useless gimmick. c. no one knows the correct dosage of light. d. there is no theory to explain how light therapy could possibly work.

The __________ unconscious refers to a collection of mental processes that affect the way a person feels or behaviors, even though he or she is not consciously aware of them

a. collective b. prefixative c. cognitive d. selective