Which of the following is a direct implication of the view that childbearing is an economic decision?

(a) People will not have additional children unless they can earn a profit from doing so.
(b) Social factors have no effect on childbearing decisions.
(c) Compulsory education will increase fertility because educated children have the potential to earn higher salaries.
(d) Fertility should fall with improved opportunities for women to work in jobs outside the home.

D