What are the prerequisites for enabling Flashback Database? ()
- 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.