问题：

[单选]

Your company has an Active Directory domain. The company has a server named Server1 that has the Terminal Services role and the Terminal Services Web Access role installed. All client computers run Windows XP Service Pack 2 （SP2）. 
You deploy and publish an application named TimeReport on Server1. The Terminal Services Web Access role uses Active Directory Domain Services （AD DS） and Network Level Authentication is enabled. 
You need to ensure that the users can launch TimeReport on Server1 from the Terminal Services Web Access Web page.
What should you do？（）

A . Disable publishing to AD DS for the TimeReport remote application.
B . Install the Remote Desktop Client 6.1 application on the client computers that run Windows XP SP2.
C . Publish TimeReport on Server1 as a Microsoft Windows Installer package. Distribute the Windows Installer package to the users.
D . Install the Terminal Services Gateway （TS Gateway） role on Server1. Reconfigure the TimeReport remote application publishing to reflect the change in the infrastructure.