Final answer:
When a subordinated commanding officer dies, the next highest ranking officer or pre-designated second-in-command takes over the responsibilities and authority, ensuring a smooth transition and continued operational effectiveness.
Step-by-step explanation:
When a subordinated commanding officer dies, the responsibility and authority usually fall to the next highest ranking officer or designated second-in-command. This individual will assume command in accordance with the organization's standard operating procedures or chain of command guidelines. In military contexts, this is typically the executive officer (XO) or the officer who has been previously designated as the successor. The proper personnel must report the change in leadership to higher authorities, and steps must be taken to ensure a smooth transition of responsibilities and authority. This process is vital to maintain the efficiency and effectiveness of the organizational structure and operations.