Your network consists of one Active Directory forest. All servers run Windows Server 2008.
You plan to make multiple Web applications in the perimeter network accessible to external customers and partner company users.
You need to design an access solution to meet the following requirements:
– Provide authentication and authorization for the external customers and partner company users.
– Enable single sign-on (SSO) authentication so that users can access multiple Web applications from a single Web browser session.
What should you include in your design?

A.
Deploy Network Policy and Access Services (NPAS).

B.
Deploy Active Directory Rights Management Services (AD RMS).

C.
Deploy Active Directory Lightweight Directory Services (AD LDS), and then deploy Active Directory Federation Services (AD FS).

D.
Deploy Active Directory Lightweight Directory Services (AD LDS), and then configure AD FS Web Agents on Internet Information Server (IIS) 7.0.