What Does Research Suggest Regarding Differences Between Men and Women

What does research suggest regarding differences between men and women in how they view the relationship between love and sex?

A) Women report feeling more comfortable than men pursuing sexual intercourse for pleasure and physical release without an emotional commitment.
B) Casual sex is associated with an increase in psychological distress and a lowered sense of well-being for women but not for men.
C) Men are more likely than women to define being in love, and to assess the quality of the romantic involvement, in terms of sexual satisfaction.
D) Older women are much less likely than either younger women or men to list desire for physical pleasure as an important motivation for sex.