You are working as a technician at Certkiller .com. You have been asked by a user to back up the
files on his computer running Windows XP to a writeable CD. The user does not want to purchase
any additional software. Which of the following could be used?

A.
Microsoft Backup

B.
Disk Cleanup to move files onto backup media

C.
System Restore

D.
Service Pack 2 to write to the CD