单项选择题Alargeretailerwantstoconsolidatetapelibraries.TheycurrentlyhaveaQuantumlibraryfortheirUNIXplatforms,andanSTKlibraryfortheirSystemz.Theyhaveatotalof12drivesinthetwolibraries.WhichIBMsolutionwouldbethemostcosteffectiveandsatisfytherequirement?()
A.Virtual Tape Server
B.IBM TS3584 with TS1130 drives
C.IBM TS3310 with 12 LTO-5 drives
D.IBM TS3400 with either LTO-5 or TS1130 drives installed