Assume your situation can be described as follows:<br /> x A full backup taken using RMAN is available on disk. <br /> x The current control files were NOT damaged and do not need to be restored. <br /> x All data files are damaged or lost. <br /> x The database is in NOARCHIVELOG mode. <br /> Which RMAN command would be most appropriate to use in line 3 of the following RMAN command set to restore and fully recover your database?()<br /> 1. RMAN> STARTUP MOUNT <br /> 2. RMAN> RESTORE DATABASE; <br /> 3. RMAN> () <br /> 4. RMAN> ALTER DATABASE OPEN; 
A、RECOVER DATABASE;
B、SWITCH DATAFILE ALL;
C、RESTORE CONTROL FILE;
D、RECOVER DATABASE USING BACKUP CONTROL FILE;