3. Racial discrimination in the labor market exists when
a. employers pay racially diverse employees less than their coworkers of the majority race despite having comparable levels of education, experience, and expertise.
b. employers pay racially diverse employees more than their coworkers of the majority race despite having comparable levels of education, experience, and expertise.
c. employers differentiate in pay to their employees on the basis of the origin of the employees.
d. employers differentiate in pay to their employees on the basis of race as well as on the basis of gender.