Which RMAN backup command is used to create the block-change tracking file?()
A.
alter database create block change tracking file
B.
alter database enable block change file
C.
alter database enable block change tracking using file ,/ora01/opt/ block_change_tracking.fil
D.
alter system enable block change tracking using file ’/ora01/opt/block_ change_tracking.fil’
E.
alter system block change tracking on