Sheen Is Usually Animated and Talkative When He Is with His

Multiple Choice

Sheen is usually animated and talkative when he is with his girlfriend, but he is often quiet and reserved at home. He actively participates in many class discussions but frequently seems reluctant to talk with friends at the campus coffee shop. Sheen's behavior should make us more cautious about overemphasizing the impact of ________ on behavior.

A) personality traits
B) self-actualization
C) reciprocal determinism
D) defense mechanisms