Your company has offices in New York and Santiago. Each office has a server that has Lync Server 2013 Standard Edition deployed.
Each office has a dedicated help desk. Each help desk maintains a web site that provides users with localized help and training resources.
You need to ensure that when the users sign in to Microsoft Lync 2013, a link to the help desk in their respective office appears on the Help menu.
What should you use?

A.
Location policies

B.
Client policies

C.
Client policy entries

D.
Client version policies

Explanation:
http://technet.microsoft.com/en-us/library/gg398300.aspx