5. The use of the most-favored-nation (MFN) principle is an attempt to attaintoward competing suppliers of imports to a country. Hence, the arrangement whereby developed countries permit duty-free entry on some goods coming from developing countries but levy tariffs on the same goods if coming from other developed countries is ( the MFN principle. a. discrimination; a departure from b. discrimination; an example of ondiscrimination; a departure from d. nondiscrimination; an example of