The columbian exchange involved the _ among europe the americas and africa

Explanation:

The Columbian exchange was the widespread transfer of plants, animals, culture, human populations, technology, diseases, and ideas between the Americas, West Africa, and the Old World in the 15th and 16th centuries.

answer; /// the only one of the above that makes good sense is ( the poor,plz check luck

it should be c, women were allowed to vote in all states because federal law supersedes state law.

"states can make their own laws, as long as they don't contradict what the federal law states. the states do not have the authority to pass a law that negates a federal law." -google