(will mark brainiest) which of the following best describes the columbian exchange?
a. the letters columbus and other conquistadors exchanged with the spanish crown b. an exchange of plants, animals, and diseases between europe and the americas c. a form of trade between the spanish and natives d. the way in which explorers exchanged information about new lands to conquer

B is the answer. an exchange of plants, animals, and diseases between Europe and the Americas

Explanation:

The Columbian Exchange was the trade of assets, animals, diseases, technology, and culture among Europe and the lately found Americas. It's titled after Christopher Columbus, the inventor attributed for exploring the Americas in the year 1492. A large trade of goods was practiced in the area within the Europeans and Americas. It operates nearly like a series: where Europe delivers goods to the Americas, moreover the Native American goods assets are returned back to Europe.

the answer is migration

by creating a labor shortage that pushed the continent toward a market economy