（单选题）
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 up
正确答案
答案解析
略
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