The correct answer is C.
The Ferlite Crescent is a region named due to its crescent shape which was inhabited by ancient civilizations such as the Sumer or the Ancient Egyptians. In the settlements of this region, agriculture begun due to the excellent conditions for growing crops generated by the inundations of the rivers Nile, Eufrates and Tigris, that enabled very profitable agricultural activities and animal husbandry.
This area is also important due to the emergence of crucial inventions and technological developments such as the wheel, glass, writing, and also, related to agriculture, the first irrigation systems.
To advise the President on domestic and international affairs.
The american civil war started 1861 and ended 1865
The actions of George Washington, Thomas Jefferson, and other leaders of the United States were important because they helped determine how the concept of liberty and individual rights would be seen for future generations. (I dont know if this helps but I hope so.)