Your company infrastructure includes a Windows Server 2008 R2 file server and 1，000 Windows 7 Enterprise client computers.   The company wants to require a secure connection between client computers and the file server. You need to create and deploy a Group Policy object （GPO） that includes a rule for Windows Firewall with Advanced Security.   What should you do？（）

• A、Create a Tunnel rule and specify Gateway-to-client as the tunnel type.
• B、Create a Server-to-server rule and specify the endpoints as Any IP address and the file server IP address.
• C、Create an Isolation rule and specify Request authentication for inbound and outbound connections.
• D、Create an Authentication exemption rule and add the file server IP address to the Exempt Computers list.