Answer: Religious
Explanation: Southeast Asian arts are basically Religious in nature
The Mound Builders used metal tools, and were probably metal builders. Based on that information I would say the answer is B.Copper, because copper is a metal.
<span>He used the one-point perspective as a way of creating space. This perspective used the concept of a single vanishing point in the distance as a way of giving the illusion of space. Many other drawings before this used multiple vanishing points, so the idea of having a single point in the distance that all objects pointed toward was a revolutionary concept.</span>
That's False, I did some research and that isn't the right term.
If you're interested you can look it up for yourself.