Wearing a seat belt during a crash helps:

• Prevent the airbags from deploying
• Restrain the driver properly, reducing the risk of head and spinal cord injuries
  Explanation:

  "Wearing a seatbelt helps restrain the driver properly during a crash, reducing the risk of head and spinal cord injuries that could lead to unconsciousness. A belted driver is more likely to remain conscious and able to respond to the situation."
• Eliminate the risk of any injuries
• Increase the chance of unconsciousness