[单选题]
What does Karraker think is alwbw4x7a- p2 xcswb q7 hbcwz-h,ngpo8-h ;9p z(o important?
A. Reducing marital stress on wives.
B. Stabilizing old couples' relations.
C. Providing extra care for divorced women.
D. Making men pay fortheir wives' health costs
