What was the Columbian Exchange? A. The transfer of plants, animals, people, and diseases between hemispheres. B. The conversion of native peoples to Christianity. C. The discovery of the Americas by Christopher Columbus. D. The transfer of gold, spices, and gems between continents.

A. The transfer of plants, animals, people, and diseases between hemispheres.

Explanation:

Christopher Columbus introduced horses, sugar plants, and disease to the New World, while facilitating the introduction of New World commodities like sugar, tobacco, chocolate, and potatoes to the Old World. The process by which commodities, people, and diseases crossed the Atlantic

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