Answer :
Legal contract systems such as the Italian mezzadria, the French métayage, the ... 3 Sharecropping agreements; 4 Farmer's cooperatives; 5 Economic theories of share ... Their work is heavily supervised as slave plantations were. ... A new system of credit, the crop lien, became closely associated with sharecropping.
If you are on Plato...
I think the answer is D. "A shift towards industry made farming less popular and tariffs were higher than expected."