You need to ensure that an administrator named Marc is able to create a Send connector on a Hub Transport server. You need to achieve this goal by assigning only the minimum permissions necessary. What should you do?

A.
Run the Add-ExchangeAdministrator -Role ServerAdmin -Identity Marc cmdlet

B.
Run the Add-ExchangeAdministrator -Role OrgAdmin -Identity Marc cmdlet

C.
Delegate Exchange Full Administrator privileges to Marc at the organization level

D.
Add Marc to the Domain Admins group