Your developers have asked you to restore the development database， which is in NOARCHIVELOG mode， back to last Tuesday the 20th. Your last backup is from Monday the 19th. What do you do？（）

• A、 Restore the 19ths backup， restore all archived redo logs， recover the database to the 20th，and open the database.
• B、 Tell them that their request cannot be met with the current backup strategy.
• C、 Restore the 19ths backup， apply the online redo logs，and open the database.
• D、 Switch the database into ARCHIVELOG mode，restore the 19th’s backup，restore all archived redo  logs，and recover the database to the 20th.
• E、 Use the recover database command to roll back the database from today to the 19th of the month.