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Which two statements regarding compressed backups in Recovery Manager (RMAN) are true?()

A Backup compression is disabled by default.

B Backup compression can be used with both backup sets and image copies.

C Backup compression cannot be enabled using the CONFIGURE command.

D Backup compression works only if the COMPATIBILITY parameter is set to 9.0.0.0 or higher.

E Backup compression applies to only backup sets.

F Backup compression applies to only image copies.

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