You have a server named Server1 that has Exchange Server 2013 installed. Users access their mailbox by using Microsoft O

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You have a server named Server1 that has Exchange Server 2013 installed.
Users access their mailbox by using Microsoft Outlook 2010 and Outlook Web App.
You enable auditing for all of the mailboxes.
You need to identify when a mailbox is accessed by someone other than the owner of the mailbox.
What are two possible ways to achieve this goal? (Each correct answer presents a complete solution. Choose two.)

A. Export the administrator audit log.
B. Run an administrator role group report.
C. Export the mailbox audit log.
D. Run a non-owner mailbox access report.
E. Review the security event log.