The correct option is D.
In both the democracy and the free enterprise system, the government plays its own role by making laws that protect both the public and the private companies. Price is the determinant factor of what is produce and for whom it is produced for.
Manifest destiny would be the key factor. Although the rest are also true
Overall, the laws enacted in the aftermath of the Turner Rebellion enforced widespread illiteracy among enslaved individuals. As a result, most newly freed enslaved people and many free blacks in the South were illiterate at the end of the American Civil War