What is one of the key functions of regulatory signs?

Regulatory signs play a crucial role in maintaining order on the roads by informing drivers of the specific rules and regulations they must follow. One of their primary functions is to alert drivers to potential hazards and road conditions. For example, these signs can indicate things like speed limits, stop signs, yield signs, and no-entry signs, all of which provide essential information about how to navigate the roadway safely.

Understanding the importance of regulatory signs is fundamental for safe driving; they are designed to enforce compliance with traffic laws, thus enhancing safety for all road users. This information helps drivers anticipate changes in road conditions or rules they need to adhere to, thus assisting in preventing accidents and ensuring smooth traffic flow.

The other options do not accurately represent the function of regulatory signs. For example, allowing drivers to travel at any speed contradicts the purpose of regulatory controls, which are established to manage driving behavior. Similarly, while some signs may provide indications of directional assistance, it is not their primary purpose, which differs from guiding drivers to services like gas stations. Lastly, the concept of granting priority to larger vehicles pertains more to specific traffic regulations rather than the broader category of regulatory signs.