Scenario 19-3 in the Small Town of Houghton, Michigan, There Is a Is

Scenario 19-3
In the small town of Houghton, Michigan, there is a local hardware store called Eddy's Hardware. There are only two types of workers who apply for jobs at Eddy's Hardware: cowboys and farm boys. Local politicians have received numerous complaints that Eddy's Hardware is practicing wage discrimination against farm boys. Eddy's Hardware denies the complaint and says the store is only trying to maximize profit.
-Refer to Scenario 19-3. Which of the following statements would strengthen the discrimination complaint against Eddy's Hardware?

A) Cowboys call in sick to work more often than farm boys.
B) Farm boys are more likely than cowboys to work the day shift rather than the night shift.
C) Cowboys' experience using hardware generally exceeds farm boys' experience using it.
D) On average farm boys have less experience working at the hardware store than cowboys.