Answer:
Before 1492, modern-day Mexico, most of Central America, and the southwestern United States comprised an area now known as Meso or Middle America.
Step-by-step explanation:
Five hundred years before Columbus, a daring band of Vikings led by Leif Eriksson set foot in North America and established a settlement. And long before that, some scholars say, the Americas seem to have been visited by seafaring travelers from China, and possibly by visitors from Africa and even Ice Age Europe.
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