C is the most reasonable place. A has two good choices, but swamp land isn't suitable for agriculture. B has the Alluvial plains which are not the best. D has the Tundra which is horrible for agriculture.
Yes it had proved that men and women of all colors are equal and should not be segregated
http://www5.csudh.edu/dearhabermas/frrevol01bk.htm
The exact amount is not certain but its 800,000
Because Western European nations had turned to communism