Question

what did john brown do to try to end slavery? a. set fires in proslavery settlements b. publicly preached that slavery was a sin c. mailed antislavery materials to the south d. led attacks on proslavery forces

Explanation:

John Brown was an abolitionist who took militant action against proslavery forces. He led the raid on Harpers Ferry and other attacks on proslavery entities in an attempt to end slavery. He did not primarily engage in setting fires in proslavery settlements, publicly preaching about slavery as a sin in the way described, or mainly mailing antislavery materials to the South.

Answer:

D. Led attacks on proslavery forces