You need to do your own homework getting answers is not the key
Answer:
THE ANSWER MAY BE OTTOMAN I GUESS
<span>The four river valley civilizations were the Tigris & Euphrates Valleys, the Nile River Valley, the Indus River Valley, and the Yellow River Valley. Civilizations developedaround rivers because their waters provided places to hunt and fish. Also, as the rivers flooded, the lands around them became fertile.</span>Mar 2, 2015