What are three ways to add devices to the Cisco Security MARS appliance?

What are three ways to add devices to the Cisco Security MARS appliance? (Choose three.)

A.
import the devices from CiscoWorks

B.
import the devices from Cisco Security Manager

C.
load the devices from seed files

D.
use SNMP auto discovery

E.
use CDP to automatically discover the neighboring devices

F.
manually add the devices, one at a time