How does the HP 5400 zl and 8200 zl Switch Series promote energy efficiency? (Select two.)

A.
They have a distributed computing architecture.

B.
They can operate at a lower temperature than most competing products.

C.
They have a centralized computing architecture.

D.
They can operate at a higher temperature than most competing products.

E.
They limit support for Link Layer Discovery Protocol-Media Endpoint Discovery (LLDP-MED).