Which of the following is a responsibility of the Department Head (DH)?

The responsibility of the Department Head (DH) includes organizing and training their department for battle readiness. This role is central to ensuring that the department can effectively perform its functions during operations, particularly in combat situations. The DH must ensure that personnel are proficient in their tasks, understand their roles during various scenarios, and are equipped with the necessary skills and knowledge. This involves comprehensive training programs, drills, and evaluations to assess readiness.

While supervising individual sailor performance and managing supply inventories may fall under the broader scope of leadership roles within the department, these tasks are typically more focused on first-line supervisors or other managerial positions. Conducting the ship's public relations is generally the purview of the command or designated personnel, rather than the DH, whose primary focus is on operational readiness and personnel training within their specific department. Thus, the emphasis on battle preparedness distinctly characterizes the DH's responsibilities.