You work as the enterprise exchange administrator at Xxx .Xxx is using Microsoft Exchange Server 2010 as their messaging solution.Xxx has a Research department.Xxx currently only has one electronic microscope that the staff must share.You receive instruction from Xxx to implement a solution so that all the employees are able to automatically calendar the use of an electronic microscope. How can you achieve the goal？（）

• A、You must use an equipment mailbox.
• B、You must use a local use request.
• C、You must use a managed folder mailbox policy.
• D、You must use Personal Archives.