D. (A paradox is a statement that contradicts itself which makes it D)
<span>Mary Maverick is the answer </span>
Spain. The Spanish civil war happened in the 1930s.
Judging from your other questions, I would guess the Aztecs, because they had an extremely advanced civilization relative to their time period. However, you might want a second opinion to verify this. Hope this helps.
Among the choices posted, the best and only sensible answer is: the search for food items. The Asians who crossed the Bering Strait did not need to spread religion, to bring slaves from Africa nor the desire to conquer new peoples.