Refer to the exhibit.
During the course of operation, the administrator notices that initial backup jobs are failing because the disk storage is full.
How could this issue have been avoided?
A. by setting the duplication retentions to one week
B. by setting the backup retention to expire immediately after the duplication job
C. by selecting the ‘Expire Images Before Full’ checkbox for the Disk Storage Unit
D. by using another Tape Storage Unit for duplications