Which statement best develops the author's point that european's expansion had a negative impact on native americans? a.) "native americans, for the most part, practiced sustainable living. they took what they needed for living without permanently destroying their natural surroundings". b.) "the vast, unknown places beyond their initial small settlements along the cast were strange and foreboding, and the first colonists struggled to survive". c.) "as they moved into the frontier, they displaced the native americans who had lived there for centuries" d.) "eventually, americans saw the wilderness as something to be conquered".