posted by Rina .
Genetics and what we inherit from our biological parents play a significant role in our intelligence level. In fact, researcher have found that:
a) adotpted children are more similar in IQ to their adoptive parents than to their birth parents
b) identical twins raised apart are more similar in their IQ scores than fraternal twins raised together
c) fraternal twins raised together are more similar in their IQ scores than identical twins raised together
d) bioloical siblings raised apart are as similar in IQ as biological siblings raised together
I think the answer is B