You are a desktop support technician for your company. A user named Paul upgrades his Windows 98 portable computer to Windows XP Professional. After the upgrade, Paul reports that two applications no longer work and the modem is not currently supported by Windows XP Professional.

You need to restore Paul’s computer to its state prior to the upgrade. You also need to retain all of the applications, files, and personal data on the computer. You want to accomplish this task as quickly as possible.

What should you do?

A.
On Paul’s computer, run Setup from a Windows 98 installation CD-ROM.

B.
Restart Paul’s computer by using the Windows XP Professional CD-ROM. Run the Recovery Console.

C.
On Paul’s computer, run System Restore.

D.
On Paul’s computer, use Control Panel to remove the Windows XP Professional installation from the computer.