What information does the deck log primarily document to support accountability?

• A. Crew personal notes and unrelated opinions.
• B. Only weather data observations.
• C. Events, drills, and maintenance for accountability.
• D. Cargo manifests and financial records.

Answer: (C)

The deck log serves as the ship’s official, time-stamped record of what happens on deck, so its main content focuses on events, drills, and maintenance. Recording these items in detail shows what actions were taken, when they occurred, and who was responsible, creating a traceable history that supports accountability and allows review or investigation if needed. Weather observations can appear to provide context, but they aren’t the primary purpose. Cargo manifests and financial records are kept in separate documents and aren’t the main focus of the deck log’s everyday accountability duties.