You are employed as a developer at ABC.com. ABC.com network has an Active Directory domain,
named ABC.com. ABC.com’s network includes a Microsoft Exchange Server 2010 Service Pack 2
(SP2) organization, as well as a Lync Server 2013 setup.
You have enable Enterprise Voice. You are preparing the Enterprise Voice infrastructure for E911.
You start by running the Enable-CSPublicProvider cmdlet.
Which of the following are public providers that are shipped with Lync Server? (Choose all that
apply.)

A.
AIM (AOL)

B.
Google Hangouts

C.
Yahoo!

D.
Facebook Messenger

E.
Messenger (MSN)

Explanation: