单项选择题
YouperformacleaninstallationofWindowsXPProfessionalonacomputer.Thecomputerisamemberofaworkgroup.Youneedtoenableofflinefilesonthecomputer.Whatshouldyoudofirst?()
A.DisableFastUserSwitching.
B.RuntheAccessibilityWizard.
C.SettheStartuptypeoftheVolumeShadowCopyService(VSS)toAutomatic.
D.SettheStartuptypeoftheNetworkLocationAwareness(NLA)servicetoAutomatic.