When do NAC out-of-band deployments require user traffic to traverse through the Cisco NAC Server?

When do NAC out-of-band deployments require user traffic to traverse through the Cisco NAC
Server?

A.
posture assessment only

B.
802.1X and EAP authentication and remediation

C.
posture assessment and remediation

D.
802.1X and EAP authentication, posture assessment, and remediation

Explanation: