A small business currently has a server room with a large cooling system that is appropriate for its size. The location of the server room is the top level of a building. The server room is filled with incandescent lighting that needs to continuously stay on for security purposes. Which of the following would be the MOST cost-effective way for the company to reduce the server rooms energy footprint?
A.
Replace all incandescent lighting with energy saving neon lighting.
B.
Set an auto-shutoff policy for all the lights in the room to reduce energy consumption after hours.
C.
Replace all incandescent lighting with energy saving fluorescent lighting.
D.
Consolidate server systems into a lower number of racks, centralizing airflow and cooling in the room.