You have an Exchange Server 2013 organization. A distribution group named Sales_Reports is used to distribute confidenti

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You have an Exchange Server 2013 organization.
A distribution group named Sales_Reports is used to distribute confidential information to all of the senior managers in your company.
You need to recommend a solution to ensure that all unencrypted messages sent to the Sales_Reports group are encrypted on the server automatically before they are stored in the mailboxes of the managers.
Which two technologies should you include in the recommendation? Each correct answer presents part of the solution.

A. A transport rule
B. S/MIME
C. Active Directory Certificate Services (AD CS)
D. Active Directory Rights Management Services (AD RMS)
E. TLS