Under the Platform Administration GUI, if an NTP server isn’t specified, what will the Cisco Unified CallManager cluster use for a time source?

A.
The individual servers in the cluster will each use their own internal clock source.

B.
The internal clock in the first node will become the clock source for the cluster.

C.
The clock source for the cluster will be the first Cisco router that is configured to support NTP.

D.
The clock source for the cluster will revert to the first application that supports NTP.