Final answer:
Road signs guide drivers on how to act in traffic to ensure safety, and traffic signals help regulate vehicle speed and provide safe pedestrian crossing.
Step-by-step explanation:
Understanding road signs is critical for traffic safety and pedestrian safety. When interpreting a particular road sign, such as the one in question which may indicate that traffic is entering from another road, the correct interpretation typically involves driving cautiously and allowing extra space for other drivers to merge safely. This approach aligns with ensuring a smooth traffic flow and increasing safety for all road users, including pedestrians who may need to cross at intersections. In areas with high vehicle speeds and where accidents have become common, the installation of a traffic signal can be crucial. Traffic signals can regulate speeds and provide safe crossing for pedestrians, hence decreasing the likelihood of accidents and improving overall safety.