For an Employer Biased Against African Americans, the Discrimination Coefficient

For an employer biased against African Americans, the discrimination coefficient d

A) will decrease if the employer becomes more prejudiced against African Americans.
B) must equal the actual ratio of African-American to white wage rates.
C) measures the amount an employer is willing to pay to hire a white over hiring an African-American worker.
D) varies inversely with the actual African-American to white wage ratio.