You are employed as the exchange administrator at TestKing.com. You are in the process of installing anew Exchange Server 2010 Organization. Outlook Web App is used throughout the organization by usersto access their e-mail. TestKing.com wants you to implement a new compliance policy that states that e-mail messaging containing client contracts be kept for two years. Management also wants users to classify e-mails relatingto client contracts as well as moving e-mail messages to other folders. You are instructed a solution thatwill comply with the set criteria. What should you do？（）

A. You should recommend Retention Policy Tags as well as a Retention Policy to management.
B. You should recommend an OWA mailbox policy to management.
C. You should recommend Managed Folder mailbox policies to management.
D. You should recommend Personal Archives and an Archive policy to management.