The answer is B travel across physical boundaries
Answer: it signaled the end of legalized racial segregation in the schools of the United States, overruling the "separate but equal" principle set forth in the 1896 Plessy v. Ferguson case.
Explanation: In this milestone decision, the Supreme Court ruled that separating children in public schools on the basis of race was unconstitutional.
Answer:
A
Explanation: because they have always been Nomadic tribes they where able to settle down and build there homes and farming allowed them to do that.