Which document contains the basic requirements for maintaining the ship's deck log?

The Standard Organization and Regulations of the U.S. Navy provides comprehensive guidance on the organization, responsibilities, and procedures that are essential for maintaining naval operations. This document specifically outlines the protocols for shipboard operations, including the maintenance and proper management of the ship's deck log. The deck log serves as an official record of the ship's activities, movements, and significant events, and its upkeep is crucial for operational accountability and historical records.

The other options, while related to Navy operations, do not specifically focus on the requirements for maintaining the deck log. The U.S. Navy Manual of Operations deals with broader operational procedures but does not detail specific logging requirements. Navy Administrative Procedures address various administrative functions but typically do not cover the specifics of deck log maintenance. Sailing Directions Publication is focused on navigational guidance and does not pertain to record-keeping of a ship's operational activities. Thus, the Standard Organization and Regulations of the U.S. Navy is the authoritative source for the deck log requirements.