Which of the Following Was NOT Connected to the Baby

Which of the following was NOT connected to the baby boom following World War II?

A) Black Americans gained access to subsidized mortgages and mass suburbanization.
B) Pregnancies delayed by years of war were finally coming to term.
C) Economic growth and technology led to greater comfort and convenience in the home.
D) The mother-as-homemaker-and-father-as-breadwinner model became widely associated with the era.