Your network includes several virtual machines （VMs） that are distributed across a Windows Server 2008 R2 Hyper-V failover cluster. You need to be able to configure the VMs in a Network Load Balancing （NLB） cluster. What should you do on each VMs network adapter？（）

• A、Enable MAC address spoofing.
• B、Disable MAC address spoofing.
• C、Enable TCP Offload Engine（TOE）.
• D、Disable TCP Offload Engine（TOE）.