What is the purpose of an anti-lock braking system (ABS)?

• It helps avoid a collision with the vehicle in front.
• It prevents tire skids and the accompanying loss of steering control.
  Explanation:

  "The purpose of an anti-lock braking system (ABS) is to prevent tire skids and the accompanying loss of steering control. By automatically modulating brake pressure during an emergency stop, ABS ensures that the wheels do not lock up, allowing the driver to maintain control and steer the vehicle safely."
• It locks the wheel to stop the vehicle more easily.
• All of the above.