You have an Exchange Server 2007 environment. You have a single Active Directory Domain Services (AD DS) forest named contoso.com. You need to immediately delete the mailbox and the AD DS user account for a resource named Room1. What should you do?
A.
In Active Directory Users and Computers, run the Exchange Tasks Wizard
B.
In Active Directory Users and Computers, delete the Room1 object
C.
In the Exchange Management Shell, run the Remove-Mailbox -Identity contoso\room1 Permanent $True cmdlet
D.
In the Exchange Management Shell, run the Disable-Mailbox -Identity contoso\room1 -Confirm cmdlet