In the Employer Model of Discrimination Where Employers Differ in How

In the employer model of discrimination where employers differ in how much they devalue the productivity of women (in the d) , which of the following will lower the relative wage of women?

A) The fraction of females in the workforce increases and, as a result, employers hire a larger fraction of females.
B) Employers become more driven to maximize profits.
C) Special training raises the productivity of women.
D) More nondiscriminating employers enter the market, lowering the profits made from hiring women.