A.Airline A had fewer customers than Airline B over the period shown.
B.In 2002, Airline B’s inventory of planes purchased in 1993 was twice that purchased by Airline A in the same year.
C. If all airplanes were purchased new, then the median age of an airplane in Airline B’s inventory in 2002 was greater than that of an airplane in Airline A’s inventory in 2002.
我的答案：
