Which of the following is incorrect about the General Agreement on Tariffs and Trade (GATT)?

a. The most fruitful negotiations were known as the Kennedy Round, the Tokyo Round, and the Uruguay Round.

b. It ensures that any tariff reduction or other concession will be extended automatically to all GATT members.

c. The body had several rounds of negotiations to impact trade restrictions.

d. It is an international organization of 164 nations dedicated to creating and maintaining tariffs and other barriers to world trade.