哪个选项刚好可以接在该句子后面?
Whichofthefollowingmostlogicallycompletestheargument?
Eachyearaconsumeragencyranksalldomesticairlinesforon-timeperformanceduringthepreviousyear,usingasitssolecriterionthepercentageofeachairline’sflightsthatleftnomorethanfifteenminuteslate.Theagencydoesnotcountdelaysduetomechanicalreasons,butthefactthatthepercentageofdelayedflightshatweredelayedformechanicalreasonswasapproximatelythesameforalldomesticairlineslastyearmeansthat_______（填入选项）
(A)includingdelaysformechanicalreasonsincalculatingtheairlinerankingsforon-timeperformancewouldhavehadlittle,ifany,effectonlastyear’srankings
(B)airlineswouldworkhardertoreducedelaysifdelaysformechanicalreasonswereincludedinthedeterminationofon-timeperformancerankings
(C)theagency’srankingsdonotgiveconsumersanaccurateideaofhowagivenairlinecomparestootherairlineswithrespecttothepercentageofflightsdelayedlastyear
(D)thoseairlineswiththebeston-timeperformancerecordlastyearalsohadthegreatestnumberofdelaysformechanicalreasons
(E)on-timeperformancewasapproximatelythesameforalldomesticairlineslastyear