You defined the Recovery Manager (RMAN) retention policy to recovery window of 7 days by executing the following command: RMAN> CONFIGURE RETENTION POLICY TO RECOVERY WINDOW OF 7 DAYS; When a backup is performed, what would be the status of this backup after seven days?()
A. The backup would be marked as invalid.
B. The backup would be marked as obsolete.
C. The backup would be removed from the media.
D. The backup would be removed from the RMAN repository.