Which statement best describes Frederick Douglass and his contributions to help end slavery?


A.

He founded a newspaper called The Liberator and wrote articles calling for an end to slavery.


B.

He was a runaway slave and an abolitionist who became a well-known abolitionist speaker.


C.

He seized a government storehouse, which was filled with guns, at Harper’s Ferry.


D.

He wrote and published Uncle Tom's Cabin.