A company has a requirement for up to 10 simultaneous conferences of four people each, and each conference requires 384-kbps to 128-kbps transrating and H.261 to H.263 video transcoding. What should this company purchase?

A.
one Cisco IPVC 3540 Transcoder Module for MC06A

B.
one Cisco IPVC 3540 Transcoder Module for MC06A with an EMP blade

C.
one Cisco IPVC 3540 Transcoder Module for MC06A with an EMP3 blade

D.
two Cisco IPVC 3540 Transcoder Modules for MC06A

E.
two Cisco IPVC 3540 Transcoder Modules for MC06A, each with an EMP blade

F.
two Cisco IPVC 3540 Transcoder Modules for MC06A, each with an EMP3 blade