Identify two situations in which you can use Data Recovery Advisor for recovery. (Choose two.)

Identify two situations in which you can use Data Recovery Advisor for recovery. (Choose two.)

A.
The database files are corrupted when the database is open.

B.
The archived log files are missing for which backup is not available.

C.
The user has dropped an important table that needs to be recovered.

D.
You are not able to start up the database instance because the required database files are missing.