You have an Exchange Server 2010 organization. You need to recommend a storage solution that meets the following requirements： .Provides users with an alternate location for storing e-mail messages .Provides users with access to the alternate location by using Outlook Web App （OWA） What should you recommend？（）
- Ajournal rules
- Bmanaged folders
- Cpersonal archives
- Dpersonal folders （.pst）