单项选择题
A.reduced operating costs， due to a consistent framework for making necessary changes in an efficient and accountable manner
B.greater accuracy， completeness， and timeliness of network configuration information
C.notification provided to interested parties regarding problems that have been identified， and a system that scales with customer requirements
D.improved system service quality and fewer disruptions
单项选择题 Whichimplementphaseservicecomponentconsistsofexplainingthebenefitsandlimitationsofpurchasedsupportoptionstoacustomerandensuringthatthecustomerunderstandsoperationalprocessesandresponsibilities？Selectexactly1answer（s）fromthefollowing：（）。
单项选择题 Whichofthesephasecomprisespost-projectsupportactivities：activitiesthathappenafteraprojectissuccessfullyimplementedandhandedoff？Selectexactly1answer（s）fromthefollowing：（）。
单项选择题 Inwhichofthesephasesisacustomersnetworkassessedtodetermineitssystemreadiness？Selectexactly1answer（s）fromthefollowing：（）。