What is the purpose of configuring a hardware-based MTP when deploying Cisco Unified
Communications Manager?

A.
to allow for supplementary services such as hold, transfer, and conferencing

B.
when you need support for up to 24 MTP sessions on the same server and 48 on a separate server

C.
when you need the ability to grow support by using DSPs

D.
when you want to only use Cisco Unified Communications Manager resources