The given options are types of vehicles, and the correct answer is "Car". A car is a common mode of transportation used by individuals for personal use. It is a four-wheeled vehicle typically designed to carry a small number of passengers. Cars are commonly used for commuting, running errands, and traveling short to moderate distances. They are smaller in size compared to buses, trucks, and ambulances, which are designed for specific purposes such as transporting large numbers of people, carrying heavy loads, or providing emergency medical services.