I believe the answer would be the speaker
They had stones and bones that they used for jewelry so that can be what they valued. They were also known for painting murals and images which something they also valued. They also fashioned bowls from wood and as well other things.
<span>England was distracted, and the colonies were largely left to their own devices during the civil war in England.
During the English civil war, England let the colonies alone for twenty years. England was consumed with and distracted by domestic matters. This gave the colonies some independence to form a new land, with new ideas, and emerging political philosophies.</span>
The American attitude shifted in favor of rights for Native Americans. This is based on "Polls showed that Americans believed in rights for Native Americans". Why it's not A is because it wasn't the polling that contributed to the act, but what the polls showed which is C.