You issue this SQL statement：  ALTER DATABASE RENAME FILE ’/ORADATA/u02/user_data01.dbf’ TO ’/ORADATA/u04/user_data01.dbf’；  What does this SQL statement do？（）

• A、It updates the control file with the new location of the data file. 
• B、It updates only the data dictionary with the new location of the data file. 
• C、It changes the location of the user_data01.dbf file in the operating system. 
• D、It changes the location of the user_data01.dbf file in the operating system and updates the control file with the new location of the data file.