Why did some explorers call the americas "the new world"
a. it was newly discovered to them and thus a brand-new place to explore
b. the land was newly formed through plate tectonics
c. no one lives there so it was a perfect opportunity to establish new homes.

A

Explanation:

Europeans did not know of modern day north america and they thought the world was only asia, europe and places around there.. when Christopher Columbus was looking for an alternate way to india for trade they found america hints why he called them indians instead of north americans. When they found out about this land that was not india the old world (everywhere but north and south america) had a sort of race to claim and take all of the resources.

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explanation: