As a Result of Reading Uncle Tom's Cabin,many Northerners

As a result of reading Uncle Tom's Cabin,many northerners

A) felt more sympathy for the plight of poor whites.
B) vowed to halt British and French efforts to help the Confederacy.
C) gained a more realistic picture of the South and slavery.
D) swore that they would have nothing to do with the enforcement of the Fugitive Slave Law.
E) sent guns to antislavery settlers in Kansas ("Beecher's Bibles") .