Once Harriet Jacobs is in New York City, Mr. and Mrs Bruce help her because a. They were once slaves themselves and they know how hard a life it is b. They do not realize that she is a runaway slave c. They plan to eventually return her to Dr. Flint to get a reward d. They are opposed to slavery

major league baseball

explanation:

jack roosevelt robinson broke the color barrier in major league baseball.as he was the first african american to play in the major leagues, jackie robinson became the target of racial abuse. jackie robinson is referring to the historic event, harlem riot.

c. is the answer to your question.

explanation:

it is the : d because is true

they would have to clean it very clean