The answer is B.
Schenk vs US involves a freedom of speech case in which Schenk encouraged American citizens to avoid the military draft during World War I.
The Supreme Court ruled this was not protected free speech because it provides a clear and present danger to American citizens. The court felt that influencing people to not join the war presented a danger to America’s war effort.
By not uniting all of South America I hoped that helped ;)
It should be A. the abolishment of slavery because of slave uprisings in Haiti they abolished slavery in 1793 and because of the Civil war in the US we abolished slavery in 1865
