What concerns arise when the North American Free Trade Agreement (NAFTA) was signed, and what was the result of the agreement?

NAFTA removed all types of tariff and trade barriers which made the internal and external business more easier. Economic growth, employment issues and environment related matters come under the concerns of participant countries who signed this agreement.

Explanation:

NAFTA is the full form of North American Free Trade Agreement. Some countries of North America, Mexico, Canada and United States signed this agreement and made a treaty of free trade and commerce in between the signed countries. No such tariff and taxes will be deputed to these countries.

Other related issues like employment, environment and economic growth was also emphasized in this agreement. Removal of tax and tariffs extends the way of employment which strengthens country's economic growth, their GDP and GNP.

may i have the answer choices?

they change the constitution.