Identify an Accurate Statement About the Mississippians

Identify an accurate statement about the Mississippians.

A) Their civilization was formed after the weakening and dissolution of the Anasazi civilization.
B) They were the earliest settlers of North America who were of European origin.
C) They built fourteen "great houses" in the Chaco Canyon as a testament to the grandness of their civilization.
D) Their civilization disintegrated around 1100 C.E.
E) They developed an accurate calendar and built a pyramid.