A.The instance aborts.
B.The database cannot be recovered.
C.The database can be recovered by restoring the control files from the backup.
D.The database remains opened and you have to shut it down with the ABORT option.
E.The database can be restored till the point of the last closed whole database backup.

A.committing a transaction
B.rolling back a transaction
C.recovering from failed transactions
D.recording a transaction to redo log files
E.rolling forward during instance recovery