According to the Legal Briefcase Box,titled,"NAFTA or SHAFTA

According to the Legal Briefcase box,titled,"NAFTA or SHAFTA?":

A) U.S.labor unions are strong proponents of NAFTA,while politicians prefer that Congress vote in SHAFTA.
B) Lobbyists for labor unions and other U.S.strongholds want the governments of Mexico,Canada,and the U.S.to stay out of NAFTA because these groups have made great strides to unionize labor in Mexico and Canada.
C) NAFTA has increased U.S.food exports,despite a decrease in manufacturing jobs.
D) NAFTA has increased manufacturing jobs in both the U.S.and Canada,while decreasing food exports from both nations.