You need to immediately update the Windows XP client computers so that you can install the application

You have a Windows Server 2003 Active Directory directory service environment that includes Windows XP client computers. You publish an application by using a Group Policy object (GPO). You need to immediately update the Windows XP client computers so that you can install the application. What should you do?

A.
Run the secedit /refreshpolicy command.

B.
Run the secedit /configure command.

C.
Run the gpupdate /force command.

D.
Run the gpresult /v command.