Which three items represent some of the components to implement Cisco VM-FEX for Cisco Unified Computing System Manager B-Series blades?

Which three items represent some of the components to implement Cisco VM-FEX for Cisco
Unified Computing System Manager B-Series blades? (Choose three.)

A.
Cisco VSM VM

B.
VEM installed on the VMware vCenter server

C.
VEM in the VMware ESX or ESXi host

D.
Cisco Unified Computing System Manager version 1.2 or higher

E.
VMware vCenter server

F.
Fibre Channel VMFS volume