Which of the following description about FusionSphere VDC is right? (Multiple choice)

Which of the following description about FusionSphere VDC is right? (Multiple choice)
A . firewall can use physical virtualization and software virtualization
B . gateway can use physical virtualization and software virtualization
C . load balancer can use physically virtualization and software virtualization
D . DHCP server can use physical virtualization and software virtualization

Answer: ABC