It encouraged western migration by providing settlers 160 acres of public land. In exchange homesteaders paid a small filing fee and were required to complete 5 years of continuous rescidence before ownership of new land
I believe the best answers are: humans moved out of Africa, and h<span>umans learned how to control fire
But i'm not sure since there are not any options available</span>
A, this is because they have just gone through the Civil War and now they need to reconstruct the land and government
