Which three statements are true about unplugging a pluggable database (PDB)?

Which three statements are true about unplugging a pluggable database (PDB)?

A.
The unplugged PDB can be plugged into another CDB.

B.
The unplugged PDB can be plugged into the same multitenant container database (CDB)

C.
The PDB data files are automatically removed from disk.

D.
The PDB must be dosed.

E.
The PDB must be open in read only mode.

F.
The unplugged PDB becomes a non-CDB.