Which of the Following Is a Difference Between the General

Which of the following is a difference between the General Agreement on Tariffs and Trade (GATT) and the World Trade Organization (WTO) ?

A) The GATT was ineffective in reducing tariff barriers,whereas the WTO reduced tariff barriers.
B) The GATT includes an effective dispute settlement mechanism,whereas the WTO does not include a dispute settlement mechanism.
C) The GATT does not cover Intellectual Property (IP) protection,whereas the WTO includes IP protection.
D) The GATT includes an agreement on the trade of services,whereas the WTO does not cover the trade of services.