Of the following types of apparatus, which one is considered a specialty vehicle, providing services such as advanced life support medical functions or special lighting at emergency scenes?

The squad apparatus is classified as a specialty vehicle because it is equipped to provide unique services, including advanced life support medical functions and specialized equipment necessary for specific emergency scenarios. Unlike an engine company, which primarily focuses on firefighting capabilities, or a tanker truck, which is used to transport large volumes of water to areas lacking a reliable water supply, the squad apparatus is versatile in its applications.

This type of vehicle is often outfitted with advanced medical supplies, equipment for extrication, and additional lighting aids for emergency scenes, enabling it to support both firefighters and medical personnel during incidents. The multifunctionality of the squad allows for a rapid response to a variety of emergencies, addressing both medical and firefighting needs effectively.