You have a Microsoft 365 E3 subscription.
You plan to audit all Microsoft Exchange Online user and admin activities.
You need to ensure that all the Exchange audit log records are retained for one year.
What should you do?
A. Modify the retention period of the default audit retention policy.
B. Create a custom audit retention policy.
C. Assign Microsoft 365 Enterprise E5 licenses to all users.
D. Modify the record type of the default audit retention policy.
