Final answer:
The best prevention against emergency car situations is to properly maintain the vehicle by routinely checking and servicing its key components. Therefore, the correct option is B) Properly Maintain.
Step-by-step explanation:
The best way to prevent emergency car situations from happening is to properly maintain your vehicle. This means routinely checking and servicing your car's essential components, including but not limited to the brakes, tires, engine fluids, batteries, lights, and windshield wipers. Regular maintenance can help identify potential issues before they grow into emergencies, thus ensuring that your vehicle remains safe and reliable on the road.