Which configuration should be completed?

An administrator notices that the Cluster section is not available under the configuration menu in the Cisco Meeting Server web interface. There are three Cisco Meeting Server servers that must run Call Bridge and database services in a single cluster .

Which configuration should be completed?
A . Certificates must be configured on the Call Bridge.
B . Call Bridge groups must be created in the AP
D . Call Bridges must be connected to a database cluster.
E . Call Bridge clustering must be configured in the CL

Answer: D

Explanation:

Reference: https://www.cisco.com/c/en/us/support/docs/conferencing/meeting-server/210530-configure-cisco-meeting-server-call-brid.html