Using the same table: U.S. Tariff 0% 10% 20% From Canada, before NAFTA $46 $W $55.2 From Asia, before NAFTA $42 $X SY From Canada, after NAFTA $46 $Z $Z From Asia, after NAFTA $42 $X $Y From the United States $47 $47 $47 2. Suppose that before NAFTA the United States had a 20% tariff on imported semiconductors, the country/area that supplied the U. S. market would be [Select] 3. After NAFTA, the country/area that supplied the U. S. market would be [Select] . And this is an example of [Select]