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 fails