American Catfish Farmers Mounted an Aggressive Offensive Against Catfish Imports

Multiple Choice

American catfish farmers mounted an aggressive offensive against catfish imports from Vietnam,which increased by over 40 million dollars in four years.As a result of the offensive,U.S.consumers must pay about 50 percent more for catfish imported from Vietnam.Most likely _____ were used to make sure that Vietnam catfish was selling at a price comparable to U.S.-bred catfish.

A) tariffs
B) boycotts
C) export duties
D) countertrades
E) dumping prohibitions