If Domain.com plans to deploy EMC VisualSRM in their environment, what dynamic will help them to determine which backend database (Oracle or SQL Server) to use?

A.
The number of Databases, Exchange Servers and Files.

B.
The number of Databases, Hosts, Storage Arrays and Switch Ports.

C.
The number of Databases, Exchange Servers and Hosts.

D.
The number of Databases, Exchange Servers, Hosts and Storage Arrays.