What caused south carolina to secede from the united states?

a. debate over the expansion of slavery into the territories

b. the breakdown of the party system
c. increased sectional tensions due to new laws
d. the growth of the anti-slavery movement

b. used to hunting for their food.

answer: what was the us involvement in ww1? although the u.s. tried to remain neutral when ww1 broke out, it finally joined on april 6, 1917 after declaring war on germany. the reason for america to become involved in ww1 was germany's unrestricted submarine warfare, which had already sunk several american merchant ships.

explanation: