What was the outcome of the Swann v. Charlotte-Mecklenburg Board of Education case?

The Pearsall Plan was declared unconstitutional.
School desegregation ended because it had become too difficult.
Children were sent on buses to schools out of their neighborhoods.
The busing program ended because it was causing several problems.

it’s c and if not c then it says “Children were sent on buses to schools out of their neighborhoods.”

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Explanation:

I got it correct

mass production/ assembly line production

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.