One Critic of Arthur Jensen's Claim That Eighty Percent of Intelligence

Multiple Choice

One critic of Arthur Jensen's claim that eighty percent of intelligence is determined by heredity questioned his use of one type of study. Which of the following studies did Urie Bronfenbrenner claim were excessively used in Jensen's research?

A) Twin studies with controlled variables
B) Twin studies with uncontrolled variables
C) Twin studies with biased information
D) Quantitative research on siblings