Which of the following is a member of the same family, Hominidae, as humans?

Which saying captures the principle emphasized by the Gestalt psychologists?

A) The whole is greater than the sum of its parts. B) Perception is based more on what we do not see than on what we do see. C) Perception is part sensory experience, and part judgment. D) No two people will perceive a stimulus in the exact same way.

Bolin is a teacher who finds his job very stimulating. Irwin, his childhood buddy, has never found his vocational niche and stocks grocery store shelves for a living. As these friends move into middle age, what is MOST likely to happen?

a) Both men will become more mentally flexible. b) Predictions are impossible. c) Bolin should become more mentally flexible; Irwin will cognitively decline. d) Both men will decline cognitively.