What is the definition of an emergency vehicle at the airport?

An emergency vehicle at the airport is specifically defined as vehicles responding to emergencies, which encompasses fire services and ambulance services, among others. These vehicles are equipped and designated to handle critical situations that may arise within the airport premises, including medical emergencies, fires, or hazards that threaten human safety or property.

The focus on emergency response highlights the role these vehicles play in ensuring the safety and security of passengers, crew, and airport staff. By being properly equipped and staffed, they can quickly address emergencies, minimizing potential risks and maximizing the effectiveness of response efforts.

Other types of vehicles mentioned, such as those used for general transportation, police vehicles in non-emergency situations, or maintenance vehicles, do not fit this specific classification. They serve different functions and are not primarily intended for emergency responses, making option C the most accurate definition in this context.