In the Context of Employment Discrimination,which of the Following Is

In the context of employment discrimination,which of the following is true of the various recruitment practices?

A) An employer can create the most heterogeneous workplace by obtaining its new employees from referrals from within its own workforce or through word-of-mouth recruiting.
B) An employer can completely eliminate discrimination in employment by promoting from within the company.
C) A job advertisement that requests "recent college grads" is a neutral solicitation.
D) A process that could avoid a finding of disparate impact would be to post a notice of job position availability within an organization.