What Would You Expect to Find If You Correlated the IQ

What would you expect to find if you correlated the IQ scores for fraternal and identical twins,if differences in IQ scores were entirely a result of environmental factors

A)  higher correlations for identical twins reared apart than for fraternal twins reared together 
B)  lower correlations for identical twins reared together than for identical twins reared apart 
C)  equal correlations for identical twins reared together and for identical twins reared apart 
D)  higher correlations for fraternal twins reared together than for identical twins reared apart