You have an Exchange Server 2010 organization. <br /> You have a group named Help Desk that contains all the help desk users in the organization. <br /> You need to ensure that the Help Desk group can manage all the mailboxes and mail-enabled contacts inthe organization. <br /> The solution must minimize the number of permissions assigned to the Help Desk group. <br /> Which management role should you assign to the Help Desk group?()
A、Mail Recipients
B、Mail Recipient Creation
C、Organization Client Access
D、Recipient Policies