Answer: Farming
Explanation:
The Great Plain is a large area of flat land in North America. Due to it being a huge vast of land, it typically supports farming and cattle ranching and this contributed to erosion that is, when the top surface of the land is being washed off.
Therefore, the option that directly contributed to soil erosion on the Great Plains in the 1930s is farming.
He was ,he was just very smart
Answer:President Eisenhower supported the Interstate System because he wanted a way of evacuating cities if the United States was attacked by an atomic bomb. Defense was the primary reason for the Interstate System. The Interstate System was launched by the Interstate Defense Highway Act of 1956.
Explanation:
A. Absolutely true
The 1960's and 1970's were a time that new drugs like LSD came out and people started experimenting with sex and drugs which led to the sexual revolution.