The need to use arms to carry the young may explain the evolution of

a. bipedalism.
b. sociality.
c. tool use.
d. division of labor.
e. language

a. bipedalism.

Psychology

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The highest rate of suicide is found in

A) children. B) adolescents. C) late adulthood. D) young adults.

Psychology

Researchers (Wheeler & Kim, 1997) asked American, Canadian, and Korean students to rate the attractiveness of people in yearbook photographs, and to rate the people in the photographs on a number of personality dimensions

Whereas Koreans associated "beautiful" with integrity and concern for others, North Americans associated "beautiful" with personal strength. These differences suggest that a. individualistic versus collectivistic values shape stereotypes about beauty. b. stereotypes are less powerful in collectivistic cultures. c. physical beauty is less important in collectivistic cultures. d. physical beauty is more important in collectivistic cultures.

Psychology