Mark the correct sentence:

1. Correct answer: It is prohibited to park a vehicle on a pedestrian crossing or within a distance of 12 meters before it.
2. It is permitted to park vehicles on a pedestrian crossing on a non-urban road only.
3. It is prohibited to park vehicles within a distance of 20 meters before and after a pedestrian crossing.
4. It is prohibited to park vehicles on a pedestrian crossing and within a distance of 20 meters before it.

WhyYou may not park on a pedestrian crossing or within 12 meters before it. After the crossing, parking is allowed.