One Reason Women Are More Likely Than Men to Live

One reason women are more likely than men to live in poverty is the expense of child care. How can this connection between poverty rates and child-care costs be explained?

A) Women are more likely to be responsible for the "second shift."
B) There are more single women than single men with sole financial responsibility for their children.
C) Married couples tend to divide their expenses, and women are more likely to be responsible for child care.
D) Women tend to take the expressive role.
E) Women are more willing to pay for child care.