A.
That identical twins are more similar in IQ than fraternal twins
B.
That there is more than a chance similarity between adopted children and their biological parents
C.
That siblings reared together are more similar in IQ than siblings reared apart
D.
That identical twins reared apart are more similar in IQ than siblings reared together
Correct Answer:
C. That siblings reared together are more similar in IQ than siblings reared apart
Explanation:
NA
