If a Legislature Is in a State That Has a History

If a legislature is in a state that has a history of electoral discrimination against minority groups,what would that state be required to do before proceeding with redistricting plans?

A) Preclear its redistricting plans with the U.S. Supreme Court under the terms of the U.S. Voting Rights Act.
B) Preclear its redistricting plans with its own legislative redistricting board under guidelines established by the U.S. Supreme Court.
C) Submit its preliminary redistricting plans to the U.S. Nonpartisan Redistricting Commission.
D) Submit its redistricting plans to its state supreme court.
E) Submit its redistricting plans to the National Conference of State Legislatures to determine that no gerrymander is involved in the redistricting plans.