In FusionCompute, what is the correct connection relationship between virtual network interfaces?

In FusionCompute, what is the correct connection relationship between virtual network interfaces?
A . vNIC (VW) >vPort (DVS) >pNIC (network card) >port (switch)
B . vNIC (VI) >pNIC (network card) >vPort (DVS) >port (switch)
C . vNIC (VI) >pNIC (network card) >port (switch) >vPort (DVS)
D . Port (DVS) >vWIC (VM) >pNIC (network card) >port (switch)

Answer: A