Systemanalysisistraditionallydonetop-downusingstructuredanalysisbasedon().Object-orientedanalysisfocusesoncreationofmodels.Thethreetypesoftheanalysismodelare(请作答此空).Therearetwosubstagesofobject-orientedanalysis.()focusesonreal-worldthingswhosesemanticstheapplicationcaptures.Theobjectconstructedintherequirementanalysisshowsthe()ofthereal-worldsystemandorganizesitintoworkablepieces.()addressesthecomputeraspectsoftheapplicationthatarevisibletousers.Theobjectsarethosewhichcanbeexpectedtovaryfromtimetotimequiterapidly. A..fun C.tionmo D.el， C.l A.ssmo D.el A.n D.st A.temo D.el B.. C.l A.ssmo D.el，inter A. C.tionmo D.el A.n D.st A.temo D.el C.. C.l A.ssmo D.el，inter A. C.tionmo D.el A.n D.sequen C.emo D.el D..fun C.tionmo D.el，inter A. C.tionmo D.el
A.n B.st C.te mo D.el正确答案B
