You have an Exchange organization. All servers in the organization have Exchange Server
2010 Service Pack 1 (SP1) installed. You need to ensure that each user who sends a
meeting request to a room mailbox receives a custom message from the mailbox. What
should you do from the properties of the mailbox?

A.
Enable the Resource Booking Attendant.

B.
Configure the Account settings.

C.
Configure the Mail Flow settings.

D.
Configure the Resource Policy settings.

E.
Configure the Mailbox Features settings.

F.
Configure the Resource Information settings.

G.
Configure the Resource In-Policy Requests settings.

H.
Configure the Resource Out-of-Policy Requests settings.

Explanation:
Custom messages are configured in the Resource Information settings.