Hochschild's Research Found That Women Tend to Do More Domestic

Hochschild's research found that women tend to do more domestic work than men. What does research suggest on the split between heterosexual men and women on housework in recent years?

A) The proportion that women do has increased
B) The difference between the genders is shrinking
C) Everyone does less and just has messier houses
D) Men are now performing more of the housework than women