You migrate a user named User1 from a Microsoft Office Communications Server 2007 R2 infrastructure to a Lync Server 2013 infrastructure.
The Lync Server 2013 infrastructure has a Front End pool named pool01.contoso.com.
The next day, User1 reports that he cannot schedule a web conference by using Microsoft Outlook 2010.
You need to ensure that User1 can schedule a web conference immediately.
What should you instruct User1 to do?

A.
Open the URL of https://pool01.contoso.com/reach.

B.
From Outlook 2010, use the Scheduling Assistant.

C.
Open the URL of https://pool01.contoso.com/scheduler.

D.
From Outlook 2010, modify the properties of the Conferencing Add-in.