Which of these customer features can IBM Lotus Sametime Connect, Jabber, and Microsoft Office Communicator provide by integrating with Cisco Unified MeetingPlace? Select the best response.

A.
ad hoc voice-only conferencing with all chat users

B.
ad hoc voice and web conferencing with all chat users

C.
ad hoc web conferencing-only with all chat users

D.
ad hoc video conferencing-only with all chat users