In what case did the Supreme Court reinstate the possibility of the death penalty?

The terms reinforcement and punishment refer to the _____ or _____ whereby a behavior is strengthened or weakened by its consequences.

Fill in the blank(s) with the appropriate word(s).

From the perspective of the life-span psychologist, life stages are important because

a. they represent the outcome of major biological changes. b. they present a set of developmental tasks to be mastered. c. they provide insight into the values and aspirations of particular cultures. d. their beginning and end are perfectly correlated with chronological age.