Which of the following was a provision of NAFTA at the time ofits signing?a. An

Which of the following was a provision of NAFTA at the time ofits signing?a. An immediate 25% reduction of Mexican tariffson vehiclesb. An immediate elimination of trade restrictionson textiles and apparelc. A 15-year period to phase out tariffs onimport-sensitive American industriesd. A loosening of restrictions for intellectualproperty rights