You work as a network exchange administrator at Company.com.the Company.com network currently consists of a single active directory forest containing a single domain named Company.com.the Company.com organization makes use of microsoft exchange server 2010 as their messaging solution.The Company.com organization currently makes use of a computer named -ex01 which hosts a single mailbox database named kingdatabase which contains 250 mailboxes.During the course of the business week you receive instruction from Company.com to ensure that a warning message is issued when a mailbox exceeds 2 gb whilst ensuring your solution uses the least amount of administrative effort. What should you do？（）

A、you should consider having the options on the messaging records management （mrm） tab configured from the properties of -ex01.

B、You should consider having the properties of the Entire Mailbox managed folder configured from Managed Default Folders.

C、You should consider having the options on the Limits tab configured from the properties of KingDatabase.

D、You should consider having the storage quotas modified from the properties of each mailbox.