You manage a member server that runs Windows Server 2008. The server has the Terminal Services role installed. Microsoft Windows System Resource Manager （WSRM） is installed on the server. Users report performance degradation on the Terminal Server. You monitor the server and notice that one user is consuming 100 percent of the processor time. You create a resource-allocation policy named Policy1 that limits each user to 30 percent of the total processor time. You observe no performance improvement. You need to configure WSRM to enforce Policy1. What should you do？（）

A. Set Policy1 as the Profiling Policy.
B. Set Policy1 as the Managing Policy.
C. Restart the Terminal Services Configuration service.
D. Launch the WSRM application by using the user context of the Terminal Server System account.