The more closely two people are related genetically, the more similar their IQ scores tend to be. This finding provides support for the view that ________ factors play a role in shaping human intelligence.
A) both environmental and genetic
B) confluent
C) genetic
D) environmental

Question

Quizplus · Accepted Answer

The statement suggests that the more closely two people are related genetically, the more similar their IQ scores are. This finding supports the idea that genetic factors play a role in shaping human intelligence, indicating that differences in IQ scores between individuals are at least partially due to genetic variation. It does not exclude the possibility of environmental influences on intelligence, but the focus of the statement is on genetic factors. Therefore, the best choice is C, genetic.

The More Closely Two People Are Related Genetically, the More