Respuesta :
Answer: D) tested segregation laws in interstate travel.
Explanation: I kinda guess on USATestprep and I got the answer correct so whoever got U.S history and you have this question its D. PERIOD!!!!!!
Answer:
D) tested segregation laws in interstate travel.
Explanation:
these people volunteered to ride on buses traveling between states in order to test segregation laws on interstate travel. Their bravery eventually resulted in busses traveling between states to desegregate their seating in stations and on the busses themselves.