The Figure Given Below Shows the Income-Leisure Trade Off of an Individual.Figure

The figure given below shows the income-leisure trade off of an individual.Figure 16.5
AB and AC: Income constraints of the individual
I₁, I₂, and I₃ curves show the income leisure choices of the individual.
-Which of the following is not a reason for the wage differential between females and males?

A) The choice of major in college by females tends to be different than the choice by males.
B) The existence of employer prejudice leads to wage differential between males and females.
C) The number of males is usually greater than the number of females in the labor force.
D) Females bear the primary responsibility of childbearing.
E) Women accept lower wages for flexible and shorter working hours.