You have an Exchange organization. All servers in the organization have Exchange Server 2010 SP1 installed.
All users use Microsoft Outlook 2010.
A user named User1 reaches her mailbox size limit.
You need to ensure that User1 can archive email messages located in her mailbox and read the archived messages when she works offline.
What should you create for User1?
A. An offline store (OST) file.
B. A Personal Archive.
C. A personal folder (PST) file.
D. A managed folder mailbox policy.
