What type of seat is specifically designed to protect young children in vehicles?

The correct answer is a car seat. A car seat is designed specifically for young children to provide the necessary safety and protection during travel. These seats are engineered to accommodate the smaller size and developing bodies of infants and toddlers, ensuring they are secured properly in the vehicle.

Car seats have features such as five-point harness systems that help to keep the child safely restrained in the event of a collision. They are also designed to absorb impact forces in a crash, significantly reducing the risk of injury. The installation of car seats typically adheres to safety regulations and guidelines to ensure their effectiveness.

While booster seats are important for older children transitioning from a car seat, they are not designed for the very young. Mobile seats and convertible seats may have some relevance, but convertible seats are typically designed to accommodate a wider age range, starting as a rear-facing seat for infants and transitioning as the child grows. Hence, the primary focus for protecting young children specifically falls under the category of car seats.