Which term is synonymous with offloading network I/O processing from the hypervisor to a physical switch ASIC?

Which term is synonymous with offloading network I/O processing from the hypervisor to a physical
switch ASIC?

A.
VM-FEX

B.
NPIV

C.
Adapter-FEX

D.
NIV

E.
host vPC

F.
NIC teaming