Mối quan hệ giữa án lệ vs văn bản quy phạm pháp luật

Before a case can be heard in a state high court, it must

If you cannot see clearly around your car 100 ft in all directions as you approach an intersection, you should: a. make sure you're driving in the center lane b. reduce your speed to 15 mph c. wait to turn until the next intersection

In which of the following situations must you cross at least two different streams of opposing traffic? a. changing lanes b. turning left c. turning right