Your network consists of two Active Directory domains named contoso.com and region1.contoso.com.
The Exchange organization contains Exchange Server 2003 servers in both domains.
You create a global security group named Sales in the contoso.com domain. Members of the Sales group access a shared folder named Folder1.
You need to ensure that users who have mailboxes on the Exchange servers can send e-mail messages to the Sales group. The solution must allow members of the Sales group to access Folder1.
What should you do?

A.
Mail-enable the Sales group.

B.
Convert the Sales group to a global distribution group. Mail-enable the Sales group.

C.
Convert the Sales group to a universal security group. Mail enable the Sales group.

D.
Convert the Sales group to a universal distribution group. Mail enable the sales group.