What does a red flashing light at an intersection signify?

Answer: C — stop sign

A red flashing light at an intersection signifies that drivers must come to a complete stop, similar to a stop sign. This signal indicates that traffic must pause and clear the intersection before proceeding. It is essential for ensuring that all vehicles approaching the intersection do so safely, allowing pedestrians or other vehicles to cross as needed. This signal is an important traffic control device in maintaining the safety of road users. When drivers see a red flashing light, they should be prepared to stop, check for any oncoming traffic or hazards, and only proceed when it is safe to do so. Understanding this signal helps prevent accidents and promotes smoother traffic flow at potentially hazardous intersections.