单项选择题

A.Install a VIO partition to share the tape drive.
B.Purchase three external SCSI adapters and physically move the tape drive when needed.
C.Create the partition definitions with the SCSI adapter as a desired resource and use DLPAR commands to move the tape drive.
D.Create the partition definitions with the SCSI adapter as a required resource for all partitions and use DLPAR commands to move the tape drive.