A corporate environment includes Exchange Server 2010. The Exchange Server environment includes two Client Access servers that are load balanced by a hardware load balancer. The load balancer is configured to perform SSL offloading only when users access Outlook Web App (OWA). You need to recommend a solution for ensuring that passwords are never transmitted in clear text when users access OWA .

What should you recommend?

A.
Enable forms-based authentication.

B.
Enable integrated Windows authentication.

C.
Modify the internal URI on the Client Access servers.

D.
Modify the external URI on the Client Access servers.