A customer requests a configuration that enables users to easily add a third party to an existing call. The environment contains only three Cisco TelePresence C40 codecs and one Cisco VCS.
To achieve the customer’s requirements, which feature should be added?
A . Cisco MultiWay
B . Cisco TelePresence Conductor
C . Cisco TMS
D . Cisco Multisite
E . Cisco VCS Expressway