Bailey and Pillard Studied a Group of Gay Males Who

Bailey and Pillard studied a group of gay males who had twin brothers.They found that ________________ were gay.

A) 52% of the monozygotic twin brothers and 22% of the dizygotic twin brothers
B) 100% of the monozygotic twin brothers and 0% of the dizygotic twin brothers
C) 52% of the twin brothers and 22% of the male siblings
D) 30% of the monozygotic twin brothers and 20% of the half brothers
E) 92% of the monozygotic twin brothers and 52% of the dizygotic twin brothers