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You are performing an incomplete recovery because a tablespace is dropped and purged from the Recycle Bin. In which mode will you execute the following code？（） 
RMAN>RUN  {  
SET UNTIL SEQUENCE  THREAD ；  
RESTORE DATABASE；  
RECOVER DATABASE； 
}

Your database is running in ARCHIVELOG mode. The SCOTT.EMP table belongs to the DATA1 tablespace. The junior DBA erroneously runs a script that executes the following statement：  
SQL> DROP TABLE SCOTT.EMP PURGE；  
After one hour， you are performing the user managed incomplete recovery. Which datafiles will you restore from the last full backup？（）