Question: Supporting screws for nonmetallic boxes must be mounted q , unless the box is constructed in a manner that prevents contact between the conductors in

Supporting screws for nonmetallic boxes must be mounted q, unless the box is constructed in a manner that prevents contact between the conductors in the box and the supporting screws.
with non-metallic sheaths
inside the box with bushings
outside of the box
with polymer braces
Supporting screws for nonmetallic boxes must be

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