In the First Empirical Test of the Ecological Dominance/social Competition

question 27

Multiple Choice

In the first empirical test of the ecological dominance/social competition hypothesis,researchers discovered that __________.

• A)in populations with more competition for status,less energy could be devoted to brain evolution,resulting in smaller cranial capacities
• B)populations in the process of achieving ecological dominance had larger cranial capacities than those that had already become ecologically dominant
• C)women's (but not men's)cranial capacity was positively correlated with the degree to which they engage in gossip
• D)population density throughout human evolution was positively correlated with cranial capacity

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Definitions:

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