Which R75 feature or command allows Security Administrators to revert to earlier versions of the Security Policy without changing object configurations?

[tagged]
Which R75 feature or command allows Security Administrators to revert to earlier versions of the Security Policy without changing object configurations?

A.
fwm dbexport/fwm dbimport

B.
Policy Package management

C.
upgrade_export/upgrade,,import

D.
Database Revision Control