Answer:
Harriet Beecher Stowe believed that slavery ought to be abolished.
Explanation:
Stowe was the author of the novel <em>Uncle Tom's Cabin, </em>which was a major turning point for the abolitionist movement. Just by the fact that she wrote a book concerning that slavery was a sin and the evils about it, one can infer that she believed slavery should be abolished.
B. The country where your ancestors came from
The answer is B) because the subject of a sentence is a person place or thing or a idea you can find the subject of a sentence once you find the verb Hope This Helps:)