Answer: About the same time they domesticated plants, people in Mesopotamia began to tame animals for meat, milk, and hides. Later, people began domesticating larger animals, such as oxen or horses, for plowing and transportation. These are known as beasts of burden. Domesticating animals can be difficult work.
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The answer is b) flat plains. Egypt is a desert where as Mesopotamia is flat mud plains, so they are not similar there.
