BOTH INTERNATIONAL & INLAND You are on a 30-meter trawler. Which day signal shown in illustration D016RR below must you show while trawling?

Correct Answer: Option C — C

Per COLREGS Rule 26(b) and Annex I, a vessel engaged in trawling must exhibit two cones in a vertical line with their apexes together, or a shape consisting of two cones with their apexes together in a vertical line, represented correctly by signal C for a vessel under 50 meters.