Why did early civilizations begin in river valleys? the flooding of rivers created good farmland. rivers provided plenty of fresh water. people could hide from enemies in river valleys. river valleys had many trees for building.

Option: The flooding of rivers created good farmland.

Explanation:

The early civilizations begin in the river valleys because rivers helped in thriving the civilization, by creating the land fertile by flooding. Rivers also allowed the early civilizations to engage in agriculture by growing crops like wheat, barley, and vegetables. The river valley civilizations are also known as the cradle of civilization. By establishing their kingdoms in the valleys, led them in developing the first agrarian societies.