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.