You work as an IT engineer in an international company which is named WINTEL. You are in charge of the network of the company and you install Windows Small Business Server (SBS) 2008 on a sever which is named server1 in the network. Now you are asked to implement a mailbox quota of 3 GB for all standard users, but you should make sure you could not affect other types of users. Which option would you choose to achieve that?

A.
Configure the mailbox database limits by using the Exchange Management Console.

B.
Configure the message size restrictions for all standard users by using the Exchange Management Console.

C.
Use the Users and Groups tab to edit the Standard User role properties in the Windows SBS Console.

D.
First, use the Users and Groups tab to create a new user role that has a maximum mailbox size of 3 GB in the Windows SBS Console, and then apply this new role to all user accounts.