What Significant Changes Took Place to Childbearing and Childrearing in the Late

What significant changes took place to childbearing and childrearing in the late twentieth century?

A) Middle-class women increased the number of children they were having.
B) The ratio of women in their mid-forties who were childless declined.
C) The number of unmarried teenage mothers was increasing.
D) More women were likely to have children without marrying.