Dunbar proposed that group sizes of _____ tend to be correlated with increased brain size in primates.
A)about 50
B)about 100
C)about 150
D)more than 200

Name: Dunbar proposed that group sizes of _____ tend to be correlated with increased brain size in primates. A)about 50 B)about 100 C)about 150 D)more than 200
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Dunbar's number suggests that humans can maintain stable social relationships with about 150 individuals, which is linked to the cognitive capacity of the brain.

Dunbar Proposed That Group Sizes of _____ Tend to Be