Battens are fitted in cargo holds across the frames of the vessel from the turn of the bilge upward. The purpose of these cargo battens is __________.

Correct Answer: Option C — to prevent cargo from coming in contact with the vessel's frames or shell plating

Cargo battens (ceiling) fitted horizontally across hold frames prevent stored cargo from directly contacting cold steel shell plating and frames, facilitating proper air circulation and preventing cargo damage from condensation or sweat.