Your company has an Active Directory domain. A server named Server1 runs Windows Server 2008. The Terminal Services role and the Terminal Services Web Access role service are installed on Server1.You install the Terminal Services Gateway role service on Server1. You create the Terminal Services connection authorization policy. Users report that they cannot connect to Server1. You need to ensure that users can connect to Server1. What should you do？（）

• A、Configure Network Access Protection （NAP） on Server1.
• B、Configure the Terminal Services Resource Authorization Policy （RAP） on Server1.
• C、Create a Terminal Services Group Policy object （GPO）. Enable the Allow users to connect remotely using Terminal Services setting on the GPO. Link the GPO to the domain.
• D、Create a Terminal Services Group Policy object （GPO）. Enable the Set path for TS Roaming Profiles setting on the GPO. Create an organization unit （OU） named TSUsers. Link the GPO to the TSUsers OU.