Under the WTO's 'Most- Favoured- Nation' Clause

Under the WTO's 'most- favoured- nation' clause

A) any trade concession that a country makes to one member must be granted to all signatories.
B) countries can make special deals with other countries provided that they are agreed with the WTO.
C) exports from favoured nations will be subject to lower tariffs than those from other nations.
D) a country that receives a trade concession from another is then entitled to receive the same concession from all other signatories.