You work as the exchange administrator at TestKing.com. The TestKing.com network contains an Exchange Server 2010 Organization. TestKing.com has its headquarters in Chicago and a branch office in Dallas. During the course of day you receive an instruction form the CIO to ensure that confidential data is not forwarded on the Internet. What should you do？（）

• A、Your best option would be to include Transport Protection Rules in your plan.
• B、Your best option would be to include a custom Send connector in you plan.
• C、Your best option would be to include custom MailTips in you plan.
• D、Your best option would be to include Role Based Access Control （RBAC） role entries in your plan.