It has common tariffs arranged among the member countries against non-member countries.
The North American Free Trade Agreement (NAFTA) is now the United States-Mexico-Canada Agreement (USMCA), and it is a free trade agreement that promotes increased trade and economic integration between the member countries of Mexico, Canada, and the United States. All of the other statements are true about NAFTA/USMCA.
OPEC, the Organization of the Petroleum Exporting Countries, is an example of an international cartel. It is a cartel of oil-producing countries that aims to regulate the production and export of oil in order to stabilize prices and maximize profits. It is not a free trade area, political union, economic union, or common market.