You are the network administrator for your company. The network consists of a single Active Directory domain named All network servers run Windows Server 2003. Terminal Server is installed on a member server named Server1, which is located in an organization unit (OU) named Servers. User of Server1 report unacceptable response times. To investigate, you start Task Manager on Server1. You discover that the average CPU usage is 80 percent. However, when you select the Processes tab, none of the processes show significant CPU usage. You need to identify the process that is responsible for the CPU usage. What should you do?（）

• A、In Task Manager, select the Show processes from all users option.
• B、From a command prompt, run the query process command.
• C、Open the Terminal Services Manager. Select Server1 from the list of servers, and then select the Processes tab.
• D、Edit the Group policy object (GPO) for the Servers OU by adding your user account to the Profile a single process policy. Then use Task Manager to re-examine Server1.