Where installed in a wet location, all _____ receptacle(s) shall be listed as weather-resistant.
a) 125V, 30A nonlocking
b) 250V, 15A nonlocking
c) 125V, 30A locking
d) 250V, 15A locking
See answer and applicable Code reference
The correct answer is: b) 250V, 15A nonlocking
Article 406 covers the rating, type, and installation of receptacles, cord connectors, and attachment plugs (cord caps). As noted in the last sentence of Sec. 406.9(B)(1), "All 15A and 20A, 125V and 250V nonlocking-type receptacles shall be listed weather-resistant type."