Final answer:
When an emergency car is flashing warning lights, you should pull over to the side of the road and stop.
Step-by-step explanation:
When an emergency car is coming and flashing warning lights, the correct action to take is to pull over to the side of the road and stop. This allows the emergency vehicle to pass safely and quickly. Speeding up or continuing to drive as usual can be dangerous and obstruct the emergency vehicle's path.