Why was the north american free trade agreement (nafta) established?

to create economic opportunities between the united states, mexico, and canada
to promote trade between the united states and nations outside of north america
to reduce greenhouse gases that result from industry in north america
to promote social progress and justice in nations around the world

What do sellers do if they expect the price of goods they have for sale to increase dramatically in the near future? store the goods indefinitely regardless of when the price rises store the goods until the price rises and then try to sell them sell the goods now and try to invest the money instead of resupplying sell the goods now but try to get the higher price for them