You have a stand-alone server that runs Windows Server 2003 Service Pack 2 (SP2). You attempt to log on to the server by using the Administrator account and receive the following error message. You need to log on to the server by using the Administrator account. What should you do first? （）

• A、Restart the server in Safe mode.
• B、Restart the server by using the Last Known Good Configuration option.
• C、Log on to another stand-alone server as an Administrator.
• D、Log on to the server by using an account that is a member of the Power Users group.