Final answer:
The International Labour Organization (ILO) plays a key role in addressing labor exploitation issues in Argentina, focusing on international labor standards and improving working conditions.
Step-by-step explanation:
In Argentina's struggle with labor exploitation, the organization that plays a significant role, especially in regard to international labor standards, is the International Labour Organization (ILO). The ILO focuses on a wide array of labor issues including setting parameters for work hours, improving safety in the workplace, ending child labor, managing health benefits, and setting up support programs for workers, among other concerns. The ILO's mandate is to promote rights at work, encourage decent employment opportunities, enhance social protection, and strengthen dialogue on work-related issues. Option c) ILO is the correct answer to the question posed.