Final answer:
Amber lights on a school bus typically indicate the bus is about to stop; drivers should slow down and be prepared to stop, not pass or ignore the bus.
Step-by-step explanation:
When encountering a school bus parked along the side of the road with amber lights activated, the correct course of action is not listed among the provided options. Typically, amber lights on a bus indicate that the bus is preparing to stop to either pick up or drop off children. Drivers should slow down and prepare to stop. The correct action is usually to stop and remain stopped until the bus turns off its lights and begins moving again. It's important to exercise caution due to pedestrians in the area, especially children. In some jurisdictions, specific laws dictate the exact course of action required, but caution and preparedness to stop are generally advised.