Virtual Network Manager (available from the Hyper-V Manager snap-in) offers three types of virtual
networks that you can use to define various networking topologies for virtual machines and the
virtualization server.
Which type of virtual network is isolated from all external network traffic on the virtualization server, as
well any network traffic between the management operating system and the external network.

A.
Internal virtual network

B.
Private virtual network

C.
External virtual network

D.
None of these