A systems administrator is redesigning how devices will perform network authentication. The following requirements need to be met:

An existing internal certificate must be used.

Wired and wireless networks must be supported.

Any unapproved device should be isolated in a quarantine subnet.

Approved devices should be updated before accessing resources.

Which of the following would best meet the requirements?

A$.,802\mathrm{.}1x$

B$.$ EAP

C$.$ RADIUS

D$.$ WPA$2$