Which One of the Following Is Not False About Tariffs

Multiple Choice

Which one of the following is not false about tariffs?

A) A tariff is the agreement between the airline and the passenger.
B) A tariff is the agreement between the airline and the travel agent.
C) Tariffs include an explanation of key terms identified on the ticket from any location where tickets are sold.
D) Tariffs must be available for inspection upon request at each airport and city ticket offices.