You want to set up calls from endpoints registered to Cisco Unified Communications Manager to video endpoints registered in VCS. How do you set up the configuration in Cisco Unified CM?

A.	Create a route pattern and assign the SIP trunk that points to the VCS.
B.	Create a SIP route pattern as IP address routing with the VCS domain, and associate the SIP route pattern to the correspondent SIP trunk that points to the VCS.
C.	Create a SIP route pattern as domain, and associate the SIP route pattern to the correspondent SIP trunk that points to the VCS.
D.	Set up a SIP trunk.