Which product can be used to provide high-speed connectivity to a secondary data center?

Which product can be used to provide high-speed connectivity to a secondary data center?

A.
Cisco Catalyst 6500 Switch

B.
Cisco SFS 3001 Multifabric Server Switch

C.
Cisco Catalyst 3020 Blade Switch

D.
Cisco Catalyst 4948 Switch

E.
Cisco ONS 15454