C. Information obtained from the Internet must be referenced. Common knowledge (info that generally everyone knows) and your own knowledge doesn't have to be cited. I mean, there isn't really anyone to give the credit to anyways, aside from yourself, which would just be given when you put your name as author.
Enriched the soil and helped farmers grow supplies surpluses.
Answer:
Farmers were facing many problems in the late 1800s. These problems included overproduction, low crop prices, high interest rates, high transportation costs, and growing debt. Farmers worked to alleviate these problems.
Explanation:
The first president of the United States is George Washington.