What two groups made up the crowd that waited outside the federal arsenal?

The raid on Harper's Ferry was an intent by John Brown, who was an abolitionist, to initiate a slave revolt in 1859 by taking control on the federal arsenal located in Harper's Ferry, Virginia.

The two groups that were outside the arsenal were:

The attempt was unsuccessful, resulting in the defeat of Brown's group by the US Marines.

c) troops march forward in close formation against newer, more accurate weapons

i believe it would be capitalism