You work as the exchange administrator at Testking.com. The TestKing.com network contains anExchange Server 2010 Organization. You are responsible for managing the Exchange network for TestKing.com. During the course of day you receive an instruction from the CIO to make sure that users are able to manually control the expiration of messages in their inbox folders as well as ensuring that administrators isable to automatically archive messages that is older than a specific amount of days. You thus decide torecommend an e-mail retention solution that will comply with all TestKing.com requirements. What should you do？（）

A. Your best option would be to recommend journal rules.
B. Your best option would be to recommend retention policies.
C. Your best option would be to recommend managed folders.
D. Your best option would be to recommend Personal Archives.