Baggage refers to personal property that passengers take on their travels. According to the transportation authorities, baggage carried by Air China can be classified as (1)_____ and (2) _____. Unchecked baggage should be suitable for placing into the closed overhead compartment or under the seat in front of passengers.A. First and business class passengers are allowed (3)_____ carry-on bags that cannot exceed (4) _____ in weight.B. Economy class passengers are allowed (5) _____ carry-on bag that cannot exceed (6) _______(11 pounds) in weight and dimensions of (7) ______ ( 21 inches) in length, (8) ______ (15 inches) in width and (9)_____ (7 inches) in height.C. Baggage exceeding the above free baggage allowance should be checked.- Maximum weight of each baggage should not exceed (10)______, and the maximum dimension should not exceed (11) __________. The baggage exceeding the above allowance should be transported as freight.-Minimum weight of each baggage should not be less than (12)____, and the minimum dimension should not be less than (13) _______.If the bags exceed the weight limit specified, the excess baggage charge per kilogram is (14) _____ of the highest normal direct adult one way(Y class)fare.