South Korea - Driver's license exam test, 2024

423. Which of the following is not a proper way of driving in fog?

• When driving around a curve or on a hill, use the vehicle horn.
• If the visibility in fog is less than 70 m, reduce speed to less than half of the speed limit.
• Try to maximize visibility by turning on fog lamps and high-beam headlights.
• Even in case of a vehicle failure or a minor accident, move the vehicle to the side of the road.