Rotation.
Crop rotation is when a farmer changes the crops grown in the same field each year to ensure he gets the best harvest possible by not exhausting the soil of specific nutrients by repeatedly growing the same thing.
Wages back then weren't good and families needed the extra paycheck.
Answer: C) 3
Explanation:
The Mississippi River, located at number 3, represents the subject of Article 8 in the Treaty of Paris. This treaty ended the successful American Revolution. It also established the borders following the revolution.