Known as the "cradle of civilization," this region was home to several early river valley societies. located between the tigris and euphrates rivers, the region is known for its rich alluvial soil, which has earned it the nickname the "fertile crescent." which of the following regions is discussed in the passage above? a. the anatolian plateau b. the hindu kush c. mesopotamia d. the khuzestan plain

The correct answer is - C. Mesopotamia.

Mesopotamia is a region in the Middle East/West Asia, and it is a region that is located between two large rivers that have very fertile soils around them, the rivers Tigris and Euphrates.

The fertile deposits that the Tigris and Euphrates rivers were providing for the soil each year, gave the opportunity to the people to start performing agriculture, and by doing that, they changed the way of functioning. The started to settle at one place, produced more than enough food, and started to build cities, while in meantime, some of them had spare time to focus on other things, such a sciences and writing.

The first known civilization in this region, that one way or another is the mother civilization for all others in the region, is the Sumerian civilization.