What type of system supplies premises with electrical power derived or taken from items such as storage batteries, generators, transformers, and converter windings?
A. Grounding electrode system
B. MBJ system
C. Separately derived system
D. Solar photovoltaic system
2. Which of the following raceways is permitted for installation in cinder fill without additional protection?
A. IMC
B. EMT
C. PVC
D. RMC