What three things must occur for people to living together to become a civilization? Explain the steps

will give for the first who answers

The Five Key Elements of Civilization are: Centralized Government, Organized Religion, Job Specialization and Social Classes, Arts, Architecture, and Infrastructure, and Writing

Explanation:

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."

they both built pyramids.