Employees in Your Office Have Recently Been Changing Desktop Wallpapers

Multiple Choice

Employees in your office have recently been changing desktop wallpapers against company policy.You want to be able to lock down this ability,while preventing other profile changes as well.What is your best option?

A) You could add the offending users to the "User is unable to modify profile settings" group policy
B) Disable access to control panel
C) Set up a virtual environment on each computer so that users can change whatever they want,without affecting the host
D) Set up a mandatory profile