According to the National Highway Traffic Safety Administration, what factors are important for child safety?

Answer: C — Age, height, and weight of the child

The focus on age, height, and weight of the child is essential for ensuring proper child safety while traveling in a vehicle. Each of these factors plays a crucial role in determining the appropriate type of safety seat or restraint system to use for a child. Age is significant because it often correlates with the developmental milestones of children, including their ability to sit properly in a vehicle seat. Different age groups have specific recommendations for safety seats; for example, infants require rear-facing seats, while older children may use booster seats. Height is important as it affects whether a child can be safely secured with the vehicle's seatbelt alone. A child may reach the minimum weight requirement for using a seatbelt but still be too short to be properly restrained by it, which can lead to unsafe conditions in the event of a crash. Weight, while also critical, relates directly to the effectiveness of the safety device. Each car seat has a weight limit, and utilizing seats appropriate for a child's weight ensures they are adequately restrained. Therefore, considering all three factors—age, height, and weight—provides a comprehensive framework for determining the safest approach to child restraint systems, ensuring that children are adequately protected in vehicles. This multi-faceted perspective is essential for promoting child passenger