What Does Stacey and Biblarz's Review of Studies on Homosexual

What does Stacey and Biblarz's review of studies on homosexual versus heterosexual parenting suggest about this line of inquiry?

A) There were no significant differences between children raised by homosexual parents and children raised by heterosexual parents.
B) Researchers' political views on same-sex parenting affected their interpretation of research findings.
C) Children of homosexual parents were worse off on several outcomes than children of heterosexual parents.
D) The most positive outcomes occurred for children of co-mother parents.