Answer:C) the exchange of plants, animals, and diseases between the old and new worlds.
Step-by-step explanation:
The Colombian exchange, named after Christopher Columbus, started with the European colonization after Christopher Columbus's 1492 voyage which introduce the trade involving the exchange of plants, animals, culture, technology, diseases, and ideas between the new and old worlds ie between Americas, West Africa, and the Old World during the 15th and 16th centuries.