How should the custom rules, saved searches, and reports be migrated?

A QRadar deployment professional is asked to migrate the configuration of a system from Log Manager to QRadar SIEM.

How should the custom rules, saved searches, and reports be migrated?
A . Use the QRadar config backup and restore process to transfer all configurations.
B . Use the content management tool (CMT) to transfer the security configuration.
C . The only option is to use the GUI to manually recreate any required content.
D . Use rsync to transfer the contents of the /store partition to the new system.

Answer: D