Question 1854 Deck Safety

The correct answer is C) displacement. Symbol 1 in illustration D041DG refers to the displacement of the vessel, which is the total weight of the ship and its contents. This is a fundamental concept in naval architecture and ship design, as the displacement determines the buoyancy and stability of the vessel. The other answer choices are incorrect because they do not accurately represent what symbol 1 is depicting in the illustration. Angle of inclination, change of draft, and centerline are different characteristics of the vessel, but they are not what symbol 1 is representing in this particular diagram.