What were various strategies used during the civil rights movement to fight racism and fight against segregation?

The strategy of public education, legislative lobbying, and litigation that had typified the civil rights movement during the first half of the 20th century broadened after Brown to a strategy that emphasized "direct action": boycotts, sit-ins, Freedom Rides, marches or walks, and similar tactics that relied on mas

Explanation:

the answer is definitley b!

the national congress's powers over the states were specific and definite: it had the sole power to negotiate treaties, declare war, and make peace. all powers not granted to congress were reserved for state governments. congress had no power to levy taxes, for example.