Which of the Following Positions Was Proposed by Hernstein and Murray

Multiple Choice

Which of the following positions was proposed by Hernstein and Murray in their book The Bell Curve?

A) Putting children from underprivileged environments into enriched environments can increase IQ scores by 10-15 points.
B) Racial differences in IQ scores are the result of test bias and unequal life experiences.
C) Conventional IQ tests do not measure intelligence accurately.
D) People with high intelligence reach the upper levels of society, while those with lesser intelligence drift toward the bottom.