1. Of all the kinds of life exchanged when the Old and New Worlds met, which of the following had the greatest impact?

(Points : 3)

domesticated animals

new crops

religion

germs and disease



Question 27.27. What is a free trade area?

(Points : 3)

a group of countries that share similar political and economic beliefs

a group of countries that have agreed to eliminate tariffs and trade barriers

a group of countries that believe their borders should be open and free

a group of countries that produce the same goods and services