Sources of added BTUs in the building might include? (select all that apply) Select all that apply.
A. People B. Lights C. Sunshine through windows D. Filing cabinets
The sources of added BTUs (British Thermal Units) in a building might include:
A. People
B. Lights
C. Sunshine through windows
D. Filing cabinets would not typically be considered a source of added BTUs, as they do not generate heat.