The White House gender pay gap $q,$

A$.$ is caused by discrimination because men and women are equally productive in all White House jobs

B$.$ is most likely not caused by discrimination because discrimination in the White House would create voter backlash

C$.$ may be caused by discrimination if the White House cannot find men suitably qualified for clerical jobs. The White House gender pay gap is caused by discrimination if the White House hires only Republicans

D$.$ may be caused by discrimination if the White House is paying an equally qualified women less than a man for doing a similar job. If fewer qualified women are available for higher$-$paying positions, then the gender pay gap is probably not caused by discrimination