Which Statement Best Describes Extramarital Sexual Relations

Which statement best describes extramarital sexual relations? 

A)  Couples who live together are more likely to cheat than couples who are married. 
B)  Lesbian women are more likely to cheat than gay men. 
C)  There are no differences in the odds for cheating among those who are religious and those who are not. 
D)  There are significant gender differences in the rates of cheating.