One Result of the North American Free Trade Agreement Was

One result of the North American Free Trade Agreement was a:

A) rise in the price of lumber in the United States due to the entry of Canadian lumber companies into U.S. markets.
B) decrease in the price of lumber in the United States due to the entry of Canadian lumber companies into U.S. markets.
C) rise in the price of lumber in the United States due to the exit of Canadian lumber companies from U.S. markets.
D) decrease in the price of lumber in the United States due to the exit of Canadian lumber companies from U.S. markets.