It Has Been Proposed That Large Brains Evolved in Homo

question 57

Multiple Choice

It has been proposed that large brains evolved in Homo species because

• A) large brains allowed better visual acuity, which was favored by natural selection.
• B) genetic drift increased the frequency of large-brained alleles.
• C) natural selection favored large-brained individuals because they were better in social interactions.
• D) large-brained individuals were better able to outwit and escape predators.
• E) evolution of a large brain was a consequence of evolution of overall larger body size.

---

Definitions:

Out-Group

A social group made up of individuals specifically identified by the in-group as not belonging.

Social Group

A collection of individuals who interact with each other and share similar characteristics and a sense of unity.

Discrimination

The unjust or prejudicial treatment of different categories of people, often based on race, age, sex, or disability.

Oppression

The exercise of authority or power in a burdensome, cruel, or unjust manner, often leading to the suppression of a particular group or individual.