You perform RMAN backups for your database and use a recovery catalog for managing the backups. To free space, you execute this command:
RMAN> DELETE OBSOLETE;
Which three statements are true in this scenario?
A) The physical files related to the backup are deleted automatically.
B) The backup sets marked as expired are deleted.
C) The physical files related to the backup need to be manually deleted.
D) The information related to the backups is removed from the recovery catalog and the control file.
E) The backups deleted are based on the backup retention policy.
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