Answer: Sharecropping
Explanation: I'm Smort
Sharecropping was a system of agriculture instituted in the American South during the period of Reconstruction after the Civil War. It essentially replaced the plantation system.
The city government that is the oldest type of city government is mayor-council.
Answer:
Caravels for better sailing.
Explanantion:
They used their knowledge to use tools and items to make caravels. The caravels are used to make sailing smoother, better, and faster.