Countervailing duties are a specific type of tariff imposed on imported goods to neutralize the effects of subsidies provided by the exporting country's government to its producers or exporters. What is the primary objective of these duties within the framework of international trade regulation?
A. To impose additional tariffs on all imports from specific countries.
B. To reduce the overall level of trade barriers between member nations.
C. To protect domestic industries from unfair competition due to foreign subsidies.
D. To establish uniform product standards and safety regulations internationally.