I believe it is equality. I am not sure in what context this is asking, but I am pretty sure it is equality.
I think D is the answer. I may be incorrect, though.
Answer:
Native Americans lived in a wide variety of homes. Different tribes and peoples built different types of homes. What kinds of homes they lived in depended on the materials that they had available where they lived. It also depended on the kind of lifestyle that they lived as well as the environment.
It may have impacted his ability to make decisions positively because he had more knowledge on what the best decisions were.