You are a consumer support technician.

A user accidentally changes hardware and service startup settings in the registry on a computer that runs Windows Vista. The user is unable to successfully restart the computer.

You need to ensure that the user can restart the computer and run all applications.

What should you do?

A.
Start the computer by using the Enable Low-Resolution Video (640×480) option.

B.
Start the computer by using the Debugging Mode option.

C.
Boot into the Windows Recovery Console and type Fixboot . Reboot Windows Vista .

D.
Start the computer by using the Last Known Good Configuration (advanced) option.