What Was Historically Ironic About Women's Labor in the 1950s

What was historically ironic about women's labor in the 1950s?

A) Household incomes went up dramatically while an increasing percentage of women stayed home.
B) Despite the emphasis on domesticity, increasing numbers of married women and mothers entered the workforce.
C) White women worked in increasing numbers while African American increasingly stayed home with their children.
D) American women secured increasing numbers of prestigious jobs while their college graduation rates fell.