Answer:
it accelerated the great migration
Both B and D took place, but if you had to choose one, it would be B. The technological advances made farming much more quicker and easier for a large piece of land.
Hitler did not know of the Pearl Harbor plan beforehand. When informed in his headquarters on the evening of Dec. 7 of the strike and the damage suffered by US forces, he was “delighted,” according to British historian Ian Kershaw.
Hope this helps :)
D civil is my spalty trust m
increased opportunity for education,basically what the other guy said but this is the answer.
:^D ~T