Your network contains one Active Directory domain. You have a member server that runs
Windows Server 2008 R2. You need to immediately disable all incoming connections to the
server. What should you do?

A.
From the Services snap-in, disable the Netlogon service.

B.
From Windows Firewall, enable the Block all connections option on the Public Profile.

C.
From the Services snap-in, disable the IP Helper.

D.
From Windows Firewall, enable the Block all connections option on the Domain Profile.