A small passenger vessel engaging in international voyages must be dry docked at least once every __________.

Correct Answer: Option B — 12 months

Small passenger vessels engaged in international voyages are subject to stricter regulatory oversight, including the International Convention for the Safety of Life at Sea (SOLAS). Under 46 CFR 176.600, these vessels must undergo a dry-dock examination at least once every 12 months to maintain their certification for international service.