What should you do when approaching a pedestrian crossing that is being crossed by pedestrians?

1. A Stop and give right-of-way to the pedestrians that cross the road from left to right only.
2. B Slow down, honk and warn the pedestrians that you intend to continue driving.
3. C Speed up and cross in front or behind them, without endangering them.
4. D Always slow down and even stop if required, in order to allow the pedestrians to cross the roadway safely.