You are designing a Windows Server 2008 R2 Hyper-V virtualization environment. Your host servers must have the following elements： A dedicated management network adapter.A dedicated virtual network for child iSCSI network traffic.A dedicated virtual network for child network traffic with VLAN tagging. You need to choose adapters that minimize the host server processing. Which adapters should you choose？（）
- Athree network adapters that support 802.1p
- Btwo network adapters that support 802.1q， and one iSCSI host bus adapter
- Ctwo network adapters that support 802.1p， and one network adapter that supports TCP Chimney
- Dtwo network adapters that support 802.1q， and one network adapter that supports Jumbo frame