Native Americans and American Colonist La upset with each other. American citizens went onto Native Americans land, and the Americans mistrust Native Americans.
A political party platform or program is a formal set of principal goals which are supported by a political party or individual candidate, in order to appeal to the general public, for the ultimate purpose of garnering the general public's support and votes about complicated topics or issues.
Your answer would be a. It allowed them to build permanent settlements because they no longer had to follow their food as nomads.