Sentence Correction (SC) | By 1492, when Christopher Columbus “discovered” the New World, North A

By 1492, when Christopher Columbus “discovered” the New World, North America was visited by the Vikings from Northern Europe and, it is believed by many, the Polynesians from the South Pacific.

A. when Christopher Columbus “discovered” the New World, North America was visited by the Vikings from Northern Europe and,
B. Christopher Columbus “discovered” the New World and North America was visited by the Vikings from Northern Europe along with,
C. the year during which Christopher Columbus
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