You plan to deploy Exchange Server 2010 Unified Messaging (UM). You need to recommend a solution for the planned deployment that meets the companys availability requirements and supports the business goals. What should you include in the recommendation?
A.
Deploy the Unified Messaging server role to a new Exchange organization.
B.
Deploy the Unified Messaging server role by using cross-premise mode.
C.
Deploy the Unified Messaging server role on each Exchange server.
D.
Add two new Exchange servers that have the Unified Messaging server role deployed.
Explanation:
Ex 2010 UM data stores on the custom prompts which is insattaled on the first UM server n for UM availability we need to have less than 250 MS latency and DAG. so in this ans we are getting the solution without adding new UM server so the best ans is C.