Which two statements are true about Oracle Managed Files (OMF)?

A.
OMF may affect the location of the redo log files and archived log files.

B.
The file system directions that are specified by OMF parameters are created
automatically.

C.
OMF can be used with ASM disk groups, as well as with raw devices, for better file
management.

D.
OMF automatically creates unique file names for table spaces and control files.

E.
OMF cannot be used in a database that already has data files created with user-specified
directions.