During a disaster recovery operation, your primary server with all client data has been compromised and is no longer functional. You have multiple backups available. Which of the following should be your FIRST action in restoring your client services according to best practices?
Check the server room for any physical damage to other equipment.
Begin documenting the disaster recovery process in detail before taking any restoration actions.
Restore operations from the most recent unaffected backup.
Restore operations from a backup that is several months old to ensure all issues are avoided.