The Newlywed Couple Most Appropriately Referred to Genetic Counseling Would

The newlywed couple most appropriately referred to genetic counseling would be the:

A) Jewish couple who feel they must have a male child.
B) Caucasian couple who both have family histories of schizophrenia.
C) mixed cultural couple of a Japanese wife and American husband.
D) African Americans, one of whom has sickle cell trait.