资料：StarAirways,Mumbai'sdominantairlineforthepastfiveyears,hasreporteditisplanningtoreplaceitsentireaircraftfleetwithEuropean-producedSkystreamjets.Startingwithaninitialpurchaseof90jets,StarAirwaysexpectsthechangeovertotakeadecadetocomplete.Thenewplaneswillenabletheairlinetoexpanditsinternationalroutesaswellasprovidereplacementsforitsagingfleetofjetplanes.StarAirwaysandSkystream,inajointannouncementattheBrusselsAirShowonThursday,saidthattheorderincludedseventeenofthenewAWB85Oaircraft.ThiswillmakeStarAirwaysthefirstIndiancarriertoflytheAWB850,anaimithashadsincethepowerfuljetswerefirstproduced. Howlongisthechangeexpectedtotake?
A.Seventeen years B.Ten years C.Five years D.Three years正确答案B
