I need help with this question ASAP #18

Was the first african american to be appointed to the u.s. supreme court.

What was true about sharecropping? a. landowner provided free tools and seeds.b. workers could leave the land if they failed to make money.c. landowners often took advantage of workers.d. workers received ownership of the land they farmed after a set number of years.

How do you think entrepreneurs contribute or industry in america? describe your answer.