You have an Exchange organization. All servers in the organization have Exchange Server
2010 Service Pack 1 (SP1) installed. You need to prevent a user named User1 from using
Exchange ActiveSync to download attachments that are larger than 50 KB. The solution
must not affect other users. What should you do?

A.
Run the Manage Mobile Phone wizard for User1s mailbox.

B.
Create a new Exchange ActiveSync virtual directory and configure User1 to connect to
the new virtual directory.

C.
Create a new Exchange ActiveSync mailbox policy and assign the policy to User1.

D.
Modify the properties of User1s mailbox.