Answer:
The correct answer is A. The body of water that is indicated by #9 is Mesopotamia.
Step-by-step explanation:
Mesopotamia is the area around the Euphrates and Tigris rivers in Iraq.
The cradle of civilization is usually placed in Mesopotamia some 5,000 years ago. During the following 2000 years, the Mesopotamia was the world's highest culture and exerted a strong influence on its neighbors in Egypt, the Middle East and the Indus Valley. The fertile plains of southern Mesopotamia, which were part of the so-called fertile crescent, provided rich harvests, and the position between all other civilizations made cultures like Sumer, Akkad, Assyria and Babylonia the most powerful in long eras.