You issue the following command on the RMAN prompt. REPORT NEED BACKUP DAYS 5； Which statement is true about executing this command？（）
- A It will display a list of files that need incremental backup
- B It will display a list of files that need backup after five days
- C It will display a list of files that were backed up in the last five days
- D It will display a list of files that have not been backed up in the last five days
- E It will apply the current retention policy to determine the files that need to be backed u