What is NAFTA?
a. An agreement between the United States and
Mexico to no longer trade,
b. An agreement between all North American
nations to no longer trade,
C. An agreement between the United States and
Mexico to introduce free trade.
An agreement between all North American
nations to introduce free trade.

C.An agreement between the United States and Mexico to introduce free trade.

Explanation:

The North American Free Trade Agreement's purpose is to reduce trading costs, increase business investment, and help North America be more competitive in the global marketplace. The agreement is between Canada, the United States, and Mexico.The agreement is between the United States, Canada and Mexico, and was initially created to help lower costs of trade and bolster North American trade. The agreement eliminated almost all tariffs and taxes on imports and exports.