According to Piaget, the first period of cognitive development is the ______ period, which lasts from birth until about ______

We still teach about structuralists and functionalists and rate Freud's theory as very important because of their _____

a) success. b) practical value. c) predictive value. d) heuristic value.

According to Erikson, what is the developmental challenge during late adulthood?

a. identity vs. identity confusion b. intimacy vs. isolation c. generativity vs. stagnation d. ego integrity vs. despair