Acceleratedanalysisapproachesemphasizetheconstructionof()tomorerapidlyidentifybusinessanduserrequirementsforanewsystem.Asanacceleratedanalysistechnology，()readstheprogramcodeandautomaticallygeneratestheequivalentsystemmodel，andthecodecanbeobtainedfrom().Allsystemanalysisapproachesrequiresomeformof(请作答此空)whichincludesthosetechniquestobeusedtoidentifyorextractsystemproblemsandsolutionrequirementsfromusercommunity.()isaclassicalsetoftechniquesusedtocollectinformationaboutsystemproblems，opportunities，solutionrequirements，andpriorities.
A.requirement discovery B.business process redesign C.cause-and-effect analysis D.total quality management正确答案A
