Iroquois was the civilization that formed a confederation that may have impacted the US government
The Hellenistic Age was characterized by "advancements in science and culture in the final era of ancient Greece." This is considered to be one of the most spectacular ages in Greek history for its sweeping improvements in the arts and sciences.
I think that it is C. White Americans cuz the US hadn't fully come to terms of different ethnicities be given the same respect.