Which of the following was suggested by Arthur Jensen

A)  Social class differences in IQ are largely due to genetic factors. 
B)  Ethnic differences in IQ are largely due to genetic factors. 
C)  Ethnic differences in IQ are largely due to environmental factors. 
D)  Social class differences in IQ are largely due to environmental factors.

Arthur Jensen

An American psychologist known for his work in psychometrics and intelligence testing, particularly in the study of racial differences in intelligence.

Ethnic Differences

Variations in behavior, customs, norms, and practices among different ethnic groups, often influenced by cultural, geographical, and historical contexts.

IQ

A measure of a person's intelligence as indicated by an intelligence test, expressed as a number relative to a statistical norm.