Question

Which river were the Mound Builders's communities were close to?

Yukon River
Mississippi River
Columbia River
Colorado River

Answer 1

The Mound Builder's communities were close to the Mississippi River.

Step-by-step explanation:

I took the K-12 Test and I got it right. Hope this helps! :))

Answer 2

the answer is the mississippi river, hope this helps and have a good day