Robert Is Conducting Research on the Effects of Marriage on Couples.He

Robert is conducting research on the effects of marriage on couples.He finds that married women are more likely to be affected by their marital status than men.Which of the following statements, if true, is most likely to strengthen Robert's finding?

A) Married women who work for more than 45 hours per week are more likely to quit their jobs than those who are unmarried.
B) A large majority of married men are passed over for top managerial positions despite being well-qualified.
C) Women who have invested more time in their education have a greater commitment to their careers after marriage.
D) Studies have shown that men become more responsible and efficient workers after marriage than when they were unmarried.