As seen in illustration D039SA below a complete set of spare batteries for a fireman's outfit can be found in what location designated by this symbol on the ship's fire control plan?

Correct Answer: Option B — 58

Symbol 58 designates the designated storage locker for fireman's outfits and associated spare breathing apparatus cylinders, ensuring compliance with SOLAS requirements for readily accessible emergency gear and dedicated reserve air supplies during prolonged firefighting evolutions.