Final answer:
A traffic signal is a device used to regulate the flow of traffic at intersections. When the pedestrian signals display 'Don't Walk Flashing', it indicates that pedestrians should not start crossing the road. They should wait for the next pedestrian signal to cross.
Step-by-step explanation:
A traffic signal is a device used to regulate the flow of traffic at intersections. A traffic signal is a device used to regulate the flow of traffic at intersections. When the pedestrian signals display 'Don't Walk Flashing', it indicates that pedestrians should not start crossing the road. They should wait for the next pedestrian signal to cross.
When the pedestrian signals display 'Don't Walk Flashing', it indicates that pedestrians should not start crossing the road as the signal is about to change to allow vehicles to proceed. The 'Don't Walk Flashing' signal is usually followed by a solid 'Don't Walk' signal, indicating that pedestrians should wait for the next pedestrian signal to cross.