B. 53
I'm basing it off of anual statistics of 52 tornadoes a year.
Answer:
Economic purposes.
Explanation:
The Europeans were searching for sea routes that would allow them to engage in more direct trade with Asia. If they could get around Africa, they could sail their own ships to Asia and trade directly with the people who had the spices.
It was a mixture of various reasons, although for the Spanish and Portuguese it was a question of reaching India for spice trades after the embargo instated on them by the Ottoman Turks.
The Portuguese went around Africa, and the Spanish tried sailing west across the barren ocean, and accidentally discovered America through Columbus.
The Vietnam war should be the answer
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