You need to perform a block media recovery on the tools01.dbf data file in your database by using Recovery Manager (RMAN).
Which two are prerequisites for performing this operation? Choose two.
A. You must take the tools01.dbf data file offline.
B. You must ensure that the database is mounted or open.
C. You must use an incremental level-1 backup to restore blocks.
D. You must configure a block change tracking file.
E. You must have full or level-0 backups to restore blocks.
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