Which NAC component performs device compliance checks as users attempt to access the network?

A.
Cisco NAC Guest Server

B.
Cisco Secure Access Control System

C.
Cisco 802.1X supplicant

D.
Cisco NAC Appliance Agent

E.
Cisco NAC Appliance Manager

F.
Cisco NAC Appliance Server

G.
Cisco IPS Appliance

Explanation: