Answer:
Civilization- The stage of human social and cultural development and organization that is considered most advanced.
Sumerians- A member of the indigenous non-Semitic people of ancient Babylonia.
Assyrians- Pre-Christian history Assyria is the homeland of the Assyrian people; it is located in the ancient Near East.
Akkadians- An inhabitant of Akkad.
Babylonians- The dialect of Akkadian spoken in ancient Babylon.