Your network contains a server named Server1 that has Microsoft SharePoint Foundation 2010 installed.
Server1 contains a SharePoint site named Site1.

Several users add Site1 to the SharePoint lists in Microsoft Outlook 2010.

The users report that every time they open Outlook 2010, they are prompted for authentication for Server1.

You need to prevent the users from being prompted for authentication when they open Outlook 2010.

What should you do?

A.
From Internet Explorer, add the site to the Trusted sites zone.

B.
From Central Administration, configure the site to use Basic authentication.

C.
From Outlook 2010, open the Trust Center and configure the Privacy Options.

D.
From Outlook 2010, open the Trust Center and configure the Trusted Publishers.