Which three are initialization parameters for backup an…

Which three are initialization parameters for backup and recovery?

A.
CLONEDB

B.
FILESYSTEMIO_OPTIONS

C.
DB_CREATE_FILE_DEST

D.
RECYCLEBIN

E.
TAPE_ASYNCH_IO

Explanation:
http://docs.oracle.com/database/121/REFRN/refrn00102.htm#REFRN00102