Which define device identification? (Choose two.)

A.
Device identification is enabled by default on all interfaces.

B.
Enabling a source device in a firewall policy enables device identification on the source interfaces of that policy.

C.
You cannot combine source user and source device in the same firewall policy.

D.
FortiClient can be used as an agent based device identification technique.

E.
Only agentless device identification techniques are supported.