You have an Exchange Server 2010 organization. Your company’s compliance policy states the following：.Delete e-mail messages sent to legal department users that are older than 180 days. .Delete e-mail messages sent to all other users that are older than 60 days You need to recommend a solution that meets the requirements of the compliance policy. What should you recommend？（）

• A、Configure deleted item retention for all users.
• B、Configure Personal Archives for the legal department users.
• C、Create two Managed Folder mailbox policies. Use one policy for the legal department users. Use the other policy for all other users.
• D、Create two new message classifications. Use one message classification for the e-mails sent to legal department users. Use the other message classification for the e-mails sent to all other users.