Which three statements about configuring partitioned intradomain federation to Lync are true? (Choose three.)

[answerhappygod]

Which three statements about configuring partitioned intradomain federation to Lync are true? (Choose three.)

A. Intradomain federation to Lync is only possible using SIP.
B. IM&P and Lync should federate to any required remote domains.
C. You must update the URIs of any users migrated from Lync to IM&P to match the Cisco Unified Presence Server SIP URI format.
D. A static route must be added to point the local presence domain to the Lync server.
E. Microsoft RCC must be enabled.
F. The Enable use of Email Address when Federating option can be turned on if SIP URIs are different between IM&P and Lync.