USMCA makes changes to six areas of NAFTA. Based on the assigned readings, which one of the following is the most notable change? Improved labor and environmental rights Canada opens up its milk market to U.S. farmers Increased intellectual property protections Auto companies must manufacture at least 75 percent of the car's components in Canada, Mexico, or the United States Canada, Mexico and the United States to challenge one another's antidumping and countervailing duties in front of a panel of representatives from each country