What are the prerequisites for enabling Flashback Database? (Choose all that apply.)
A.
The database must be started in the MOUNT EXCLUSIVE state.
B.
The database must have multiplexed control files.
C.
The database must be opened by using a text-based parameter file instead of a server
parameter file (SPFILE).
D.
The database must be in ARCHIVELOG mode.
E.
The database must be in the NOMOUNT state.
F.
The database must be opened in RESTRICTED mode.