You have a server that runs Windows Server 2003 Service Pack 2 (SP2). You enable Remote Desktop on the server and add 10 users to the Remote Desktop Users group. Users report that they occasionally receive an error message indicating that Terminal Server has reached the maximum number of connections. You need to ensure that all 10 users can establish Remote Desktop connections to the server concurrently. What should you do?（）

• A、From Add or Remove Programs, add the Terminal Server component.
• B、From Add or Remove Programs, add the Connection Point Services component.
• C、From the Terminal Services Configuration console, modify the Maximum connections setting.
• D、From the Terminal Services Configuration console, modify the Restrict each user to one session setting.