Which of the Following Is Direct Evidence for the Social

question 7

Multiple Choice

Which of the following is direct evidence for the social brain hypothesis?

• A) Humans outperform other primates in physical problem-solving tasks.
• B) Species of whales and birds that are more social have smaller brains.
• C) Humans have a large encephalization quotient.
• D) Animals that are more social have fewer cognitive skills.
• E) As predicted by the neocortex ratio, the average human social group size in subsistence societies is around 150 members.

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Definitions:

Continuity

The concept that certain properties remain constant over time, despite changes in the container or appearance.

Linear Perspective

Monocular depth perception cue; the tendency for parallel lines to appear to converge on each other.

Motion Parallax

Monocular depth perception cue; the perception of motion of objects in which close objects appear to move more quickly than objects that are farther away.

Reversible

Describing a process or condition that can be returned to its original state or form without permanent damage.