This question requires that you evaluate the underlined text to determine if it is correct. A customer plans to deploy a Microsoft Exchange Server infrastructure that has the following characteristics:
. Two Exchange Server 2013 servers that each have two mailbox databases
. One thousand users who will have mailboxes that use Unified Messaging
The customer needs to purchase two Exchange Server Enterprise server licenses and 1,000 Exchange Server Enterprise CALs.
Review the underlined text. If it makes the statement correct, select "No change is needed." If the statement is incorrect, select the answer choice that makes the statement correct.
A. No change is needed.
B. Two Exchange Server Standard server licenses, 1,000 Exchange Server Standard CALs, and 1,000 Exchange Server Enterprise CALs
C. Two Exchange Server Enterprise server licenses and 1,000 Exchange Server Standard CALs
D. Two Exchange Server Standard server licenses, one Exchange Server External Connector, and 1,000 Exchange Server Enterprise CALs
