How did sharecropping restrict the rights of african americans?

a. northern businessmen owned most southern plantations where african americans worked and refused to rent land to former slaves.
b. sharecropping strictly prohibited african americans from growing crops for themselves and resulted often in mass starvation.
c. due to the cycle of poverty and debt that sharecropping created, african american labor was still being exploited by southern plantation owners.
d. african americans sharecroppers were not permitted to purchase land for themselves.

i used to know but i learned it a long time ago sorry

explanation:

in his book, the riddle of the rosetta stone, james giblin talks about how there was a young british polymath and physician named thomas young who made a lot of advances on the deciphering of the rosetta stone. he says that even though young made a lot of mistakes because he was working under false assumptions, he also made huge contributions like deciphering three out of the seven symbols (more than anyone else before him). young published his findings and continued his good work but he wasn't able to progress much further due to some unfavorable situations, he still laid the basis for many other scholars and of course for the man who has been generally known to have deciphered it, jean-françois champollion

the anterior pituitary gland produces the following hormones and releases them into the bloodstream: psychotropic hormone, which stimulates the adrenal glands to secrete steroid hormones, principally cortisol. growth hormone, which regulates growth, metabolism and body       hope i