The third-shift Administrator was updating Security Management Server access settings in global properties. He managed to lock all of the administrators out of their accounts. How should you unlock these accounts?

A.
Login to SmartDashboard as the special cpconfig_admin user account, right click on administrator object and select Unlock.

B.
Type fwm lock_admin -ua from the command line of the Security Manager server.

C.
Reinstall the Security Management Server and restore using upgrade_import.

D.
Delete the file admin.lock in the $fwDIR/tmp/ directory of the Security Management server.