Speakers who think positively about themselves and the speech experience are more likely to overcome their stage fright than are speakers who think negatively.

Which of the following statements about the nature of nonverbal communication explains why a laugh can be interpreted as amusement, approval, contempt, scorn, or embarrassment in different situations?

a. Nonverbal communication is less structured. b. Nonverbal communication is learned informally. c. Nonverbal communication is highly contextual. d. Nonverbal communication is continuous. e. Nonverbal communication is more convincing.

Months after the Rwanda campaign, performance evaluations showed ______.

A. substantial improvement B. slight improvement C. no sustained improvement D. decreased effects