Which component is required when deploying Music on Hold with recorded or live audio?

A.
Any sound card compatible with the MCS server

B.
Media Termination Point

C.
Conferencing resources

D.
Cisco MOH USB sound card

E.
Transcoder

Explanation:
Link : http://www.cisco.com/en/US/docs/voice_ip_comm/cucm/srnd/8x/media.html Reference : Cisco Unified Communications System Release 8.x SRND , page- 797. Explanation : A Unified CM MoH server can generate a MoH stream from the following two types of sources:
An audio file uploaded to the Unified CM MoH server
A fixed (live) music source through a USB sound card