An administrator is replacing a failed device on FortiManager by running the following command: execute device replace sn <devname> <serialnum>. What device nam...

An administrator is replacing a failed device on FortiManager by running the following command:
execute device replace sn .
What device name and serial number must the administrator use?

A. The device name of the new device and serial number of the failed device B. The device name and serial number of the new device C. The device name and serial number of the failed device D. The device name of the failed device and serial number of the new device