What characteristics allowed southern Mesopotamia to become the cradle of civilization? Select the two correct answers.

(1 point)
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Item 12
• Nomads developed aggressive herding techniques.
Flooding of the Tigris and Euphrates Rivers brought good soil.
• Farmers developed technology for irrigation.
Tribes built deep wells and extensive cooling structures for crops.
Engineers developed ways of extracting usable fresh water from the salt water.

• Flooding of the Tigris and Euphrates Rivers brought good soil.

• Farmers developed technology for irrigation.