Which of the following is a treaty to eliminate all trade barriers between Canada, Mexico, and the United States?
a. APEC
c. CARICOM
b. MERCOSUR
d. NAFTA
It would be "NAFTA", which stands for the "North American Free Trade Agreement" that is a treaty to eliminate all trade barriers between Canada, Mexico, and the United States, since each state believes this to be in thier best economic interest.