Which of the Following Statements About Same-Sex Commitment and Cohabitation

Which of the following statements about same-sex commitment and cohabitation is TRUE?

A) There is a lot of research about same-sex couples that was begun in the 1960s.
B) There are very few differences between same-sex couples and heterosexual couples,and most of these differences are very small.
C) Gay men and lesbians reported receiving more support from family members than married couples.
D) There are large differences between relationships held by gay men and those held by lesbians.