Which Statement Corresponds Most Closely to Arthur Jensen's Position on Ethnic

Multiple Choice

Which statement corresponds most closely to Arthur Jensen's position on ethnic differences in average IQ scores

A)  IQ differences reflect differences in various cultures' focus on education and testing. 
B)  IQ differences reflect the inherent bias in IQ tests toward different ethnic groups. 
C)  IQ differences are a function of relative nutritional levels for different ethnic groups, particularly the amount of protein in one's diet. 
D)  IQ differences are a function of the relative nature of the gene pool for different ethnic groups.