What did ancient river basin cultures have in common

After watching the videos and read the stories,

1) answer the following questions:

What did ancient river basin cultures have in common? What were some of the differences?
Which of these cultures would you count as “civilizations“? Why?
2) Read the following creation stories and answer the following questions

Babylonian Creation Myth (from the Enuma Elish)
http://www.thenagain.info/Classes/Sources/BabylonianCreation.html

Egyptian Creation Myth
https://www.laits.utexas.edu/cairo/teachers/osiris.pdf

Hebrew Creation Myth (Chapters 1 & 2 only)
https://sourcebooks.fordham.edu/ancient/genesis-rsv.asp

Japanese Creation Myth
https://www.cs.williams.edu/~lindsey/myths/myths_17.html

Indian Creation Myth (from the Rig Veda)
https://web.archive.org/web/20110514081938/http://www.wsu.edu:8080/~wldciv/world_civ_reader/world_civ_reader_1/rig_veda.html

How would you account for the similarities and differences in these creation stories?
What do these stories tell us about how these different societies saw their gods?

Indus Valley Civilization
https://www.youtube.com/watch?v=n7ndRwqJYDM&feature=youtu.be

Mesopotamia
https://www.youtube.com/watch?v=sohXPx_XZ6Y&feature=youtu.be

Ancient Egypt
https://www.youtube.com/watch?v=Z3Wvw6BivVI&feature=youtu.be