Which of the following best describes the relationship between a person's brain size,and his or her intelligence?
A)There is no relationship between brain size and intelligence.
B)Brain size is somewhat correlated with intelligence,but the relationship is complicated.
C)Not surprisingly,large brain size is a consistent predictor of high intellectual ability.
D)Surprisingly,small brain size is a consistent predictor of high intellectual ability.

Question

Quizplus · Accepted Answer

While there is some correlation between brain size and intelligence, the relationship is not straightforward. Other factors such as the organization of neurons and the efficiency of neural communication also play a role in intelligence. Additionally, variation in brain size within a population does not necessarily indicate variation in intelligence, and there are many examples of individuals with average or small-sized brains who have high levels of intelligence.

Which of the Following Best Describes the Relationship Between a Person's