I believe the correct answer is D. Land in the West was often very inexpensive because not only was the voyage from Europe to the new world dangerous, but the land voyage to the West from the East was risky as well
Large contingents of immigrants from Europe participated in the occupation of the vast west of the United States and without them this achievement would not take place. To attract immigrants, the US government UU decreed in 1862, the Homestead Act, which defines the ownership of a property of 65 hectares to those who cultivate it for five years. Anyone who had never taken up arms against the US government. The US, including freed slaves, could file a claim for a federal land grant.
