Select the best answer or answers. In Griggs v. Duke Power, the Supreme Court held that: ___________
1. The Civil Rights Act requires the elimination of artificial, arbitrary, and unnecessary barriers to employment that operate invidiously to discriminate on the basis of race . . . and if an employment practice that operates to exclude a protected class cannot be shown to be related to job performance, it is prohibited, notwithstanding the employer's lack of discriminatory intent
2. The Civil Rights Act was not apposite to the claim
3. Residual discrimination arising from prior practices was insulated from remedial action
4. The black employees must be granted the jobs that they sought, even though it was clear that they would not perform them as well as whites