Your network contains a server named Server1 that runs Windows Server 2008 R2.
Server1 has the Remote Desktop Gateway (RD Gateway) role service installed.
You add the Domain Users group to a connection authorization policy named TS_CAP_01.
You need to ensure that only client computers that have Windows Firewall enabled can connect to Remote Desktop resources through the RD Gateway.
What should you do?

A.
From Remote Desktop Gateway Manager, modify the properties of the TS_RAP_01 resource authorization policy.

B.
From Remote Desktop Gateway Manager, modify the properties of the TS_CAP_01 connection authorization policy.

C.
From the Network Policy Server console, modify the properties of the TS_CAP_01 network policy.

D.
From the Network Policy Server console, modify the properties of the TS GATEWAY AUTHORIZATION POLICY connection request policy.

Explanation: