The great migration" of the 20th century could best be described as
a) a mass movement of political refugees from asia.
b) the political refugees from cuba and latin america.
c) the waves of immigrant from eastern and central europe.
d) a movement of southern african americans to the west and north.

the answer is :

. D

Explanation:

IT IS THE D BECAUSE IT WAS A MOVEMENT OF SOUTHERN

nuclear fission produces the atomic bomb, a weapon of mass destruction that uses power released by the splitting of atomic nuclei the fighting in iwo jima and okinawa affected the allies' pacific strategy because truman decided to drop the atomic bomb on mainland japan.

honestly you should get that checked out because it really isn't normal