You are the messaging engineer for your company. You company has an Exchange Server 2007 messaging system. Mailboxes for all users are hosted in the same Exchange Server 2007 organization. The financial analysts in your company are members of a mail-enabled universal security group named Financial Analysts. The stock traders in your company are members of a mail-enabled universal security group named Stock Traders. Your company has an ethics policy which states that members of the Financial Analysts group are not allowed to send e-mail to members of the Stock Traders group. You need to recommend a solution that enforces the ethics policy.

What should you recommend?

A.
Create a transport rule that rejects messages sent from members of the Financial Analysts group to members
of Stock Traders group.

B.
Deny the Financial Analysts group the Read Phone and Mail Options permissions to the Stock Traders group.

C.
Configure the Stock Traders group so that it rejects e-mail messages from senders in the Financial Analysts group.

D.
Configure the Stock Traders group and the Financial Analysts group so that they both require that all
senders are authenticated.

Explanation:
EMC > Organization Configuration > Hub Transport > New Transport Rule…