You have a computer that runs Windows 7. You have a system image backup of the computer. You install anew application that is configured to run as a service. You restart the computer and  receive a STOP errormessage. You need to successfully start Windows 7 in the minimum amount of time. What should you do?（　）

• A、Start the computer from the Windows 7 installation media and select Startup Repair.
• B、Start the computer and select Last Known Good Configuration from the advanced startup options.
• C、Start the computer and select Safe Mode from the advanced startup options. Restore a restore point.
• D、Start the computer and select Safe Mode from the advanced startup options. Restore the system image.