You need to design a recovery plan for the archived IM messages that meets the companys availability requirements. What should you include in the design?

A.
an XDS-master folder

B.
a LcsLog database

C.
a DataConf folder and a MeetingConf folder

D.
an XDS database

Explanation:
Lcslog.mdf – Data file for the retention of instant messaging and conferencing data on an Archiving Server (http://technet.microsoft.com/en-us/library/gg398479.aspx)