What is a key reason for wearing a seatbelt while driving?

Wearing a seatbelt is essential because it provides critical protection during a collision. In the event of an impact, seatbelts work by restraining the occupant's body, significantly reducing the risk of injury or even death. They prevent the occupant from being thrown forward or ejected from the vehicle, which can happen in a crash. This safety feature is designed to absorb and distribute the force of the impact, helping to protect vital organs and minimizing trauma.

Although other options touch on important aspects of driving, such as state requirements or control of the vehicle, the primary purpose of a seatbelt is the direct protection it offers to the driver and passengers in the event of an accident. It's a fundamental aspect of vehicle safety, making it essential to buckle up every time you enter a car.