Answer:
It ruled unanimously that racial segregation of children in public schools was unconstitutional
Explanation:
I would say that the answer is C.a proposed law introduced by citizens
During World War I, conscientious objectors were used to support "relief efforts in France," although this was not universally the case, and many remained at home.
It was primarily the "Gulf of Tonkin Resolution" that gave President Johnson the authority to increase U.S. involvement in Vietnam, since this was basically a report that two US ships has sustained enemy fire in the region.