What does "rival interpretations of politics or the politics of interpretation" mean?

The question was given as a prompt for a final essay: Does the Supreme Court's Equal Protection jurisprudence represent "rival interpretations of politics or the politics of interpretation? Include in your discussion the history of the Equal Protection Clause, the origins of the Court's equal protection ysis, the Court's evolving Equal Protection standards and tests, and the current direction of the Court's Equal Protection ysis?