What was Uncle Tom's Cabin? Why was it so influential at the time of its publishing? What were the reactions of the Northerners and the Southerners?

What it was: Uncle Tom's Cabin is a book/novel that is against slavery. It was authored by  Harriet Beecher Stowe (American).

Explanation:

Why it was influential: Published in 1852, the novel had a great effect on the attitudes people had towards African Americans and slavery in the U.S. and is said that it "helped lay the groundwork for the Civil War".

Northerner's Reaction: It showed them the violent reality of slavery.

Southerner's Reaction: They said that Stowe was exaggerating her perspective on slavery.

the answer is d. tariffs were raised by america's trading partners after the smoot-hawley tariff act, decreasing exports, and declining job rates.