Which four components are parts of the Cisco Data Center Nexus switching offering? (Choose four.)

A.
Cisco 6000 Series Switch

B.
Cisco ASR 9000

C.
Cisco 1000v Switch

D.
Cisco IOS Software

E.
Cisco 4500E Switch

F.
Cisco NX-OS Software

G.
Cisco 6509-E Switch

H.
Cisco Fabric Extender