Improving the soil would most likely be performed by the Civilian Conservation Corps (CCC), a New Deal program. Option A is correct.
The Civilian Conservation Corps (CCC) was a public work relief program that operated from 1933 to 1942 in the United States for unemployed, unmarried men. The Civilian Conservation Corps represented a significant part of President Franklin D. Roosevelt's New Deal that provided unskilled manual labor jobs in relation to the conservation and development of natural resources in rural lands owned by federal, state, and local governments.
