When installed under metal-corrugated sheet roof decking, cables, raceways, and enclosures are permitted in concealed locations of metal-corrugated sheet decking type roofing if they are at least 2 in. away from a structural support member.
See answer and applicable Code reference
The correct answer is: b) False
The protection against physical damage requirements for conductors, raceways and cables are outlined in Sec. 300.4 of