An administrator is unable to proceed with the configuration of disk storage on a second disk on the Backup Exec server.
What could be the possible reason?
A . The disk has unformatted partitions.
B . The disk is initialized, but partitions need to be created.
C . The disk is already used as a Backup Exec disk storage.
D . The disk has a volume configured, but needs to have a drive letter assigned.
Answer: D