English Language · English
What primary function does the reference to the 'Social Brain Hypothesis' and the concept of 'encephalization' serve within the author's overall argument?
- 1To compare the neocortex sizes of various primate species in detail.
- 2To provide a counter-argument to the idea that modern human brain size is declining.
- 3To introduce the concept of 'reciprocal altruism' as the only driver of evolutionary fitness.
- 4To establish that the complexity of human cognition is a direct historical consequence of managing cooperative social units.✓
Correct answer
To establish that the complexity of human cognition is a direct historical consequence of managing cooperative social units.
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Preparing for English Language?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Want more practice questions on English?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in English Language · English