Select all that apply In the context of the laws on same-sex marriage, identify true statements about the federal Defense of Marriage Act.

a. It authorized all states to refuse to accept same-sex marriages from other states where it could become legal.
b. It stated that denying same-sex couples the right to marry violates the U.S. Constitution.
c. It formally defined marriage as the union of one man and one woman.
d. It granted federal benefits such as Social Security survival payments to same-sex coup