You executed the following command: RMAN> RECOVER COPY OF DATAFILE '/u01/app/oracle/oradata/orcl/users01.dbf'; Which statement regarding the above command is correct?（）
- A The '/u01/app/oracle/oradata/orcl/users01.dbf' data file is recovered from the image copy
- B The '/u01/app/oracle/oradata/orcl/users01.dbf' data file is recovered from the last incremental backup
- C Image copies of the '/u01/app/oracle/oradata/orcl/users01.dbf' data file are updated with all changes up to incremental backup SCN. '/ u01/app/oracle/oradata/orcl/users01.dbf
- D Image copies of the '/u01/app/oracle/oradata/orcl/users01.dbf' data file are recovered using the above command if data file recovery fail