Darwin's evolutionary perspective on nonverbal communication of emotion led him to predict that facial expressions were
a. specific to particular cultures.
b. related to physiological reactions that proved to be a useful way to respond to a particular type of stimulus.
c. a way to increase but not decrease input through senses such as vision and smell.
d. universal across all animal species.
Answer: B
Psychology
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a. a priori c. pre hoc b. a posteriori d. post hoc
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