What are two functions of the SIP connection between Cisco Unified Communications Manager and Cisco Unified Presence? (Choose two.)
A . The SIP connection handles the database synchronization from Cisco Unified Communications Manager.
B . Configuring Cisco Unified Communications Manager as a Presence Gateway allows Cisco Unified Presence to send SIP subscribe messages to Cisco Unified Communications Manager over the SIP trunk.
C . Cisco Unified Presence supports clients (Cisco clients or third party) connecting to Cisco Unified Presence using a SIP connection over TC
E . Cisco Unified Presence supports clients (Cisco clients or third party) connecting to Cisco Unified Presence using a SIP/SIMPLE interface over TL
G . The IM and Presence Service synchronizes all user information from Cisco Unified Communications Manager using the SIP interface.
Answer: BC