Which of the following best characterizes the mississippian societies described in the excerpt?
a. they had mixed agricultural and hunter-gatherer economies that favored the development of permanent villages.
b. they were nomadic peoples who utilized river systems to move throughout the region.
c. they lived in isolated, impermanent communities and left very little trace of their presence once a settlement had been abandoned.
d. they used advanced agricultural practices like irrigation to support economic growth.

Option A best describes the culture of the Mississippian societies.  

Explanation:

The Mississippian culture began from the middle Mississippi River Valley situated between Vicksburg and St Louis. This specific period was divided into three categories known as the Early, Middle, and Late Mississippi Period. The culture was commonly known for relying on agriculture and hunting and gathering for their physical and financial well-being. Corn, squash, and beans covered a major part of their agricultural lands.

answer; i believe its called ; checks   and balances;