Intheoperatephase，providingandmaintainingreliable，currentinformationabouttheWLANsystem hardware，software，andapplicationspertinenttothesystem’sindividualcomponentsandattributesispartofwhichservicecomponent？（）A.ProblemManagementB.ConfigurationManagementC.IncidentManagementD.ChangeManagement
A.ProblemManagement
B.ConfigurationManagement
C.IncidentManagement
D.ChangeManagement