Traffic lights ahead

What does this sign mean?

1. The traffic lights ahead are not working
2. A pedestrian crossover ahead
3. A fire station ahead
4. Traffic lights ahead (Correct answer) ✓

Explanation: This sign warns that traffic lights are ahead. Slow down so you are ready if the light changes.

What should you do when you see this sign?

1. Stop beside this sign
2. Change to the left lane
3. Speed up to get through while it is green
4. Slow down and be ready for the light to change (Correct answer) ✓

Explanation: You may not see the lights yet. Slowing down gives you time to stop if the light turns yellow or red.

You pass this sign on a foggy morning. Why is slowing down important?

1. The lights only work in clear weather
2. Fog makes the lights stay green longer
3. You may not see the lights until you are close to them (Correct answer) ✓
4. You must stop beside this sign in fog

Explanation: In fog you may see the signal late. A lower speed gives you room to stop if it is yellow or red.