You need to ensure that only compliant client computers can access network resources through the new switch

Your network contains a server named Server1 that runs Windows Server 2012. Server1 has the Network
Policy Server server role installed.
You configure Server1 as part of a Network Access Protection (NAP) solution that uses the 802.lx
enforcement method,
You add a new switch to the network and you configure the switch to use 802.lx authentication.
You need to ensure that only compliant client computers can access network resources through the new
switch.
What should you do on Server1?

A.
Add the IP address of each new switch to a remediation server group.

B.
Add the IP address of each new switch to the list of RADIUS clients.C.Add the IP address of each new switch to a connection request policy as an Access Client IPv4 Address.

D.
Add the IP address of each new switch to a remote RADIUS server group.

Explanation:
802.1X and RADIUS-compliant APs (Acess Points), when they are deployed in a RADIUS infrastructure
with a RADIUS server such as an NPS server, are called RADIUS clients.