Answer:
columbian exchange brought lots of change
Step-by-step explanation:
The Colombian change is specifically the movement of goods, foods, animals, diseases, and ideas between the two hemispheres. It decreased the number of native in america because they were dying because of European disease like chicken pox. The European received corn, maize, sugar, and many other that helped save lives in Europe. the slaves were being imported in america, so today lots of american have black ancestry or you'll see many black people.