Lesson 9 The Challenges of Maquiladoras & Free Trade Zones. What action did the US Congress take regarding President Bill Clinton's efforts to enlarge NAFTA to include South American countries? OA. Suggested bilateral negotiations with each South American country OB. Overwhelmingly supported Clinton's initiative OC. Voted to curtail Clinton's power to negotiate such agreements O D. Proposed a referendum for the American public to decide E. Requested further negotiations with South American countries