When you approach a railroad crossing without flashing warning signals or crossing gates, you should:

Answer: C — Prepare to yield to any train at the crossing

When approaching a railroad crossing without flashing warning signals or crossing gates, preparing to yield to any train at the crossing is the safest course of action. This approach emphasizes vigilance and caution, as trains can come unexpectedly and at high speeds. Unlike vehicles, trains cannot stop quickly, making it crucial for drivers to ensure the tracks are clear before crossing. By preparing to yield, drivers are more aware of their surroundings and can take the necessary precautions to avoid a potentially dangerous situation. This includes looking and listening for any trains that may be approaching, even if no visual signals are present. Being alert and ready to stop can prevent accidents and save lives. In contrast, bringing the car to a complete stop may seem safe, but it does not necessarily address the need for vigilance. Increasing speed to clear the tracks quickly poses a significant risk, as it may prevent the driver from noticing an oncoming train in time. Sounding the horn and proceeding is also a risky move, as it can create a false sense of security without confirming the absence of an approaching train. Thus, the best practice is to always prepare to yield.