A red light means what action?

A red light signifies that a driver must stop and not proceed through the intersection. This traffic signal is crucial for maintaining safety on the roads, as it helps regulate the flow of vehicle and pedestrian traffic. When a driver sees a red light, the expectation is to come to a complete stop at the designated stop line, crosswalk, or intersection, as the light indicates that vehicles in the intersecting direction have the right of way.

Failing to adhere to this rule can lead to serious accidents, as vehicles may collide with others or endanger pedestrians who are legally crossing. Drivers should remain stopped until the light changes to green, indicating it is safe to proceed. Additionally, it's essential to wait for traffic conditions to be clear before moving forward, even after the light turns green. Understanding and obeying traffic signals like the red light is fundamental to driving safely and responsibly.