The role the US government played in promoting westward expansion: a) involved using the US Army to physically prevent American migrants from inhabiting new areas. b) was completely negligible because the area was too expansive for federal spending to make much of an impact. c) was embraced by some as necessary to promote integration of the West into the national economy while others believed the risks of moving to the West should be funded by private interests. d) was welcomed by the Native Americans who lived in the West because they believed the US government would protect them from attacks by white settlers.

The role the US government played in promoting westward expansion: a) involved using the US Army to physically prevent American migrants from inhabiting new areas. b) was completely negligible because the area was too expansive for federal spending to make much of an impact. c) was embraced by some as necessary to promote integration of the West into the national economy while others believed the risks of moving to the West should be funded by private interests. d) was welcomed by the Native Americans who lived in the West because they believed the US government would protect them from attacks by white settlers.