avahrider1
avahrider1
22.10.2019 • 
History

Select all that apply. which of the following is true of all four civilizations—india, china, egypt, and sumer? they were located between two rivers. they established trade routes. they developed irrigation systems. they believed in many gods. they developed in river valleys. they invented plumbing systems.

Solved
Show answers

Ask an AI advisor a question