Which statement best describes the reason prehistoric georgia indians built the etowah mounds

Temples for religious ceremonies and burial places were located there.

c, to compete

2686-2181 bce-- "egyptian civilization developed along the nile river in large part because the river’s annual flooding ensured reliable, rich soil for growing crops."

1069-664 bce-- "ancient egyptians developed wide-reaching trade networks along the nile, in the red sea, and in the near east."