In your database， online redo log files are multiplexed and one of the members in a group is lost due to media failure. How would you recover the lost redo log member？（）
- Aimport the database from the last export
- Brestore all the members in the group from the last backup
- Cdrop the lost member from the database， and then add a new member to the group
- Drestore all the database files from the backup， and then perform a complete recovery
- Erestore all the database files from the backup， and then perform an incomplete recovery