You work as the IT professional in an international company which is named Wiikigo. You are experiencedin implementing and administering a network operating system. You are specialized in deploying servers，configuring Windows Server 2008 Terminal services and network application services， and configuring aweb services infrastructure. There is a server in your company. Windows Server 2008 is run by the serverand the server has the Hyper-V server role installed.A new virtual machine is created. You are required to configure the virtual machine， and the requirements listed below should be satisfied.First， network communications should be permitted between the virtual machine and the host system.Second， communications should be prevented with other network servers. To achieve the goal，which action should be performed first？（）

• A、To achieve the goal， the Connection should be set to None for the network interface card.
• B、To achieve the goal， the Microsoft Loopback Adapter should be installed.
• C、To achieve the goal， a new Virtual Network should be created.
• D、To achieve the goal， Internet Connection Sharing （ICS） should be enabled.