Which type of sign typically conveys caution to drivers?

A diamond sign is primarily used to convey caution to drivers, indicating potential hazards or changes in road conditions that require alertness. This type of sign often warns of curves, intersections, pedestrian crossings, or schools, helping drivers anticipate and react to possible dangers on the road.

In contrast, a stop sign specifically instructs drivers to come to a complete stop, while a rectangle sign generally provides regulatory information or guidance, such as speed limits or directions. An octagon sign is exclusively used for stop commands, focusing on a specific action rather than cautioning about hazards. The unique shape and color of diamond signs are intentional, as they easily catch the attention of drivers, making them an effective tool for promoting safety on the road.