Heating Ventilation Air Conditioning (HVAC) core trade
A bare copper wires are used to ground electrical systems
B installs electrical wires, fixtures, appliances & systems
C outlets 6′ from doors, 12′ oc thereafter, switches 48″ high
D warm-air heating, air-conditioning, ducts, controls & solar
Answer:D
Heating Ventilation Air Conditioning (HVAC) core trade
A bare copper wires are used to ground electrical systems B installs electrical wires, fixtures, appliances & systems C outlets 6′ from doors, 12′ oc thereafter, switches 48″ high D warm-air heating, air-conditioning, ducts, controls & solar