Which of the following is true of nafta? select one: a. the u. s., mexico, and canada agreed to buy certain products exclusively from latin america in an effort to ease the debt burden of their southern neighbors. b. it ended the trade war between japan and the nations of north america. c. it attempted to create a tariff-free marketplace among mexico, canada, and the u. s. d. a free trade zone was established between the nations of north america and the european economic community.