Which of the following people convinced readers to oppose slavery through her novel uncle tom's cabin?

Harriet Beecher Stowe

Harriet Beecher Stowe is the correct answer.

Explanation:

Uncle Tom's cabin was written by American author Harriet Beecher Stowe. It was published in 1852 and left an effect on the Attitudes of Northerners  toward slaves. Some critics consider it to have prepared the foundation for the civil war. Toms Cabin was one of the best selling novels of the twentieth century. More than 300,000 copies of it were published in the first year. President Abraham Lincoln was also impressed with the book.

nothing certain is known about what happened, but it seems that the country declined gradually, perhaps due to bad government, or, more likely, due to a series of bad harvests, which resulted in widespread and recurrent famine.