What must drivers maintain regarding seat belt laws in Missouri?

In Missouri, the law mandates that all passengers in a vehicle must be secured with seat belts. This regulation emphasizes the importance of seat belt use for everyone in the vehicle, not just the driver or specific age groups. The law is designed to enhance safety for all occupants, reducing the likelihood of injury or death in the event of an accident.

By ensuring that all passengers are wearing seat belts, Missouri aims to promote responsible driving practices and encourage a culture of safety within vehicles. This comprehensive approach recognizes that unrestrained passengers can be a risk not only to themselves but also to other passengers and the driver during a collision.

The other options highlight incorrect interpretations of the seat belt laws, such as suggesting that seat belts are optional or that only certain individuals need to be restrained. However, it's essential to understand that seat belt use is a critical element of vehicle safety regulations in Missouri.