You add an extra Computer Room Air Conditioning (CRAC) unit in your data center. As part
of an HP Data Center Environmental Edge base configuration, what does HP recommend?

A.
one Environmental Edge Air Pressure Base Station to be installed in front of the new
CRAC unit

B.
one Environmental Base Station and the Plenum Rated Sensor Array to be installed in the
new CRAC unit

C.
one Environmental Base Station and one Rack Sensor Array to be installed in the new
CRAC unit

D.
one Environmental Edge Air Pressure Base Station and the Plenum Rated Sensor Array
to be installed in the new CRAC unit