What are you required to do according to the following road sign?

1. Drive in the middle of the road and turn-on the winker before each turn.
2. Drive faster in order to pass the place.
3. Slow down and move to the road’s left in the left curve.
4. Correct answer: Slow down, adjust your speed to the road’s conditions and keep to the right of the road.

WhyAt a double bend sign, slow down to suit the road and keep to the right. Do not cut the bends through the middle.