What does a black ball and square on an orange background signify?

The correct interpretation of a black ball and square on an orange background is that it signifies distress. This visual signal is part of the International Code of Signals, which is designed to communicate specific messages at sea. The use of contrasting colors, like the black against the bright orange, makes this signal highly visible, enhancing its effectiveness in emergency situations.

In maritime navigation, distress signals are crucial for alerting other vessels and authorities to a dangerous situation where immediate assistance is required. Recognizing such signals can be the difference between life and death in a maritime emergency.

The other options refer to different maritime signals or meanings that do not align with the description provided. Recognizing these specific symbols and their meanings is essential for safe navigation and communication while operating vessels.