为自己加油

Which two are true about duplicating pluggable databases (PDBs) with

RMAN? (Choose two.)

A.
Two or more PDBs can be duplicated with the same RMAN DUPLICATE
Command.
B.
All tablespaces belonging to a PDB must be duplicated when duplicating the
PDB.
C.
The auxiliary instance is automatically created with
ENABLE_PLUGGABLE_DATABASE = TRUE.
D.
A user with SYSDBA or SYSBACKUP must be logged in with RMAN to the PDB
To duplicate it.
E.CDB$ROOT and PDB$SEED are automatically duplicated.