C. The federal government refused to lend any assistance to the South.
Explanation:
The American economy was experiencing significant change on the eve of the Civil War. What had been a simply farming economy in 1800 was in the main phases of a mechanical upheaval which would result in the United States getting to be one of the world's driving modern powers by 1900. Be that as it may, the beginnings of the modern upheaval in the prewar years was solely constrained to the locales north of the Mason-Dixon line, leaving a significant part of the South far behind.
C. The federal government refused to lend any assistance to the South This was untrue because the federal government shelled out a lot of money to help the South with Reconstruction.
