During an emergency, when is a pilot-in-command required to submit a written report?

The correct choice indicates that the pilot-in-command is required to submit a written report to the Air Traffic Control (ATC) manager when requested, within a timeframe of 48 hours. This requirement underscores the importance of accurate and timely reporting of incidents for safety and regulatory compliance in aviation. Such reports are essential for the investigation and analysis of occurrences to improve overall aviation safety and determine the circumstances surrounding any incidents that may have impacted flight operations.

This choice reflects a regulatory requirement that ensures accountability and allows regulatory authorities to address any potential safety issues promptly. Having a standardized protocol for reporting allows for better data collection and analysis, which is crucial in understanding and preventing reoccurrence of similar incidents in the future.

The other options provide different contexts or misunderstandings about the reporting requirements. For example, reporting to a General Aviation District Office or the facility in control may not align with the specific regulatory requirements regarding timing and authority specified in aviation regulations. The option about reporting only if an incident occurs during the flight also fails to encompass the broader range of scenarios that may necessitate a report. The focus on ATC in the correct choice highlights the structured communication within air traffic management, which is vital for maintaining safety in operations.