To the segregation of schools
B I believe the answer is B
Irrigation was extremely vital to Mesopotamia, Greek for "the land between the rivers." Flooding problems were more serious in Mesopotamia than in Egypt because the Tigris and Euphrates carried several times more silt per unit volume of water than the Nile.
<span>The assistance of the French was given to the American Continental Army after the battle of Saratoga</span>
I think it was John Brown, but I'm not completely sure.