You are the network administrator for The network contains a Windows Server 2003 computer named Testking1. Testking1 contains two NTFS volumes, on separate disks, that use drive letters C and D. Drive C has Shadow Copies enabled. The storage area for the shadow copies of drive C is located on the same volume. Drive C is running out of disk space. Drive D is empty. You decide to move the storage area for the shadow copies to drive D. You need to move the storage area for the shadow copies of drive C to drive D. What should you do first on Testking1?（）

• A、Delete all existing shadow copies from drive c.
• B、Run the Vssadmin add shadowstorage command.
• C、Perform a normal backup if the entire drive C, and then restore the backup to drive d. 
• D、Enable Shadow Copies on drive D, but do not schedule shadow copy creation for drive d.
• E、Stop the Volume Shadow Copy service.