After you deploy a hardware transcoder, users without a common codec are unable to complete calls to one another.
Which two actions must you take to troubleshoot the problem?

A.	Use RTMT to verify that transcoder resources are available
B.	Verify that all SIP trunks are registered within Cisco Unified Communications Manager
C.	Verify that media resources are assigned to the transcoder
D.	Verify that transcoder is registered with Cisco Unified Communications Manager
E.	Verify that the transcoder is running the latest firmware and flash NVRAM