Final answer:
Creeping into an intersection while preparing for a left turn is important for traffic flow, pedestrian safety, and reducing the likelihood of accidents. It allows drivers to be ready to make a prompt and safe turn, as well as being visible and considerate to crossing pedestrians.
Step-by-step explanation:
If you are the first car at an intersection and intend to turn left, it is important to 'creep' or stop approximately a third of the way into the intersection for several safety-related reasons. First, creeping into the intersection allows you to be in a position to complete the turn quickly and safely once there is a gap in oncoming traffic. This helps in reducing traffic congestion and minimizes the risk of accidents from vehicles that may speed through the intersection.
Second, it significantly improves pedestrian safety. Since pedestrians often cross at intersections, creeping into the intersection only when it's your turn ensures that pedestrians can be aware of your intentions and that you're also aware of their presence, thereby reducing the likelihood of collisions.
Finally, by being appropriately positioned, you can help mitigate the accident risk at intersections where the accident rate is already high. Studies and police reports have shown that the proper use of traffic signals and good driving practices, like creeping at an intersection, can lower the chances of traffic-related accidents, sometimes even those with fatality outcomes.