Final answer:
Middle aged men and women in committed, monogamous relationships are most likely to report being satisfied with their sex lives, according to social research and trends that highlight intimacy and understanding within such relationships.
Step-by-step explanation:
Middle aged men and women in committed, monogamous relationships are most likely to report being satisfied with their sex lives. This assumption is informed by social research and trends that reflect a degree of sexual contentment among this demographic. Couples in these types of relationships often have established levels of intimacy and understanding that contribute to their satisfaction.
Additional research that could shed light on areas of family and sexual satisfaction could include examinations of how families feel about their closeness, the sexual attitudes predominating in different societies, changes in marriage patterns, as well as subjective experiences regarding marriage and career success, especially among single women. It is also important to consider that sexual attitudes and practices can greatly differ among groups, influencing individuals' satisfaction with their sex lives.
Therefore, the best answer to the student's question would be: Middle aged men and women in committed, monogamous relationships are most likely to report being satisfied with their sex lives.