John Gottman and Colleagues Found That Same-Sex Couples Were More

John Gottman and colleagues found that same-sex couples were more positive than heterosexual couples when discussing areas of conflict in their relationships. Which of the following reasons do the researchers believe contribute to this difference?

A) Same-sex couples typically tend to value equality more so than do heterosexual couples.
B) Same-sex couples typically tend to value discussing conflict in their relationships more so than do heterosexual couples.
C) Same-sex couples typically tend to use more nonverbal communication than do heterosexual couples.
D) Same-sex couples typically have more rigid gender roles than do heterosexual couples.