Examine the commands: SQL> CONNECT sys@CDBl AS SYSDBA - $QL>STARTUP MOUNT SQL> ALTER DATABASE cdbl MOUNT; Which four options represent what happens when these commands are executed? 

Answer options:

A. The instance is started.
B. The CDB control files are opened for the instance.
C. The root is mounted.
D. The root is opened.
E. The PDBs are mounted.
F. The PDBs are mounted, and the seed is opened in READ ONLY mode.
G. The PDBs are mounted, and opened in READ WRITE mode, while the seed is opened In READ ONLY mode.

ABCE