Which of the following statements regarding the findings from adoption studies and IQ is LEAST accurate?
A. Research with adopted children provides useful evidence about the impact of experience as well as heredity.
B. Adopted children show some resemblance to their foster parents in IQ
C. Entirely unrelated children who are raised in the same home have no similarities in IQ
D. Siblings reared together are more similar in IQ than siblings reared apart.