You are a desktop support technician for your company. The security team is concerned about the installation of Sidebar gadgets. You need to remove the Windows Sidebar from all computers. What should you do?

A.
Run msiexec / uninstall sidebar.exe

B.
Create a software restriction for *.gadget.

C.
Modify the Widnows Sidebar policy settings.

D.
Add http://vista.gallery.microsoft.com to the Restricted sites security zone.