English please not everyone can understand?!
That was <span>A) Eli Whitney
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Mesopotamia<span>, part of the region </span>known as the Fertile Crescent<span> in Southwest Asia, lay between the Tigris and Euphrates rivers. Every year, floods on the rivers brought silt. The </span>fertile<span> silt made the land ideal for farming.</span>
Nationalism and imperialism were major factors to the world war 1. that lead to some conflicts between nations. imperialism also contributed to start world war 1 because the European nations attacking and conquering different areas of Africa and Euro nations attacking other Euro nations for African Territory.