The Most Favored Nation Principle of the WTO Means That

The most favored nation principle of the WTO means that a tariff concession granted by one member country to another member country will:

A) be extended to all other countries without exception.
B) be extended to all other countries that are WTO members.
C) be extended to all WTO member countries that make a similar concession.
D) be extended to those WTO member countries that the country making the concession designates.
E) None of the above