Which of the following choices have ekman and friesen identified as key sources of nonverbal cues?
a. There are cultural expectations that men be friendly and supportive of others.
b. Men tend to smile more, touch others more, stand closer to others, and make more eye contact and gestures.
c. Men are typically more nonverbally expressive than men and better at recognizing others' nonverbal behavior.
d. As men gain higher status in the workplace, they may have less incentive to monitor the nonverbal cues of the people around them.
e. As men assume more childcare responsibilities, they may develop an increased sensitivity to nonverbal cues.