You work as the enterprise exchange administrator at Xxx .Xxx is using Microsoft Exchange Server 2010 as their messaging solution.What action must you take to restrict the amount of data in a particular public folder only without impacting on the other public folders？（）
- AYou must use the equipment mailbox.
- BYou must use the Mail Flow Troubleshooter.
- CYou must use the Public Folder Management Console.
- DYou must use the Exchange Server Jetstress 2010.