What happened at harpers ferry?
a.
jefferson davis ordered an attack on the arsenal before lincoln’s supplies arrived.
b.
the know-nothing party and breakaway democrats formed the republican party
c.
abolitionist john brown led a raid on the arsenal hoping to start a rebellion.
d.
lincoln and douglas debated questions about the expansion of slavery in new territories.

C.  Abolitionist John Brown led a raid on the arsenal hoping to start a rebellion.

Explanation:

Abolitionist John Brown sought to destroy the institution of slavery by starting an armed slave revolt. To accomplish this, he formulated a plan to start a rebellion and incite an insurrection. This led to him gathering a small group of people to embark on a raid against an arsenal [a federal armory] in Harpers Ferry, Virginia (which is modern-day West Virginia)

d)to gain support for the independence movement.

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