In what cases is a pedestrian allowed to travel along the edge of the carriageway?

1. 1Only during daylight hours, while moving toward oncoming vehicle traffic.
2. 2During hours of darkness or in conditions of reduced visibility, travel toward oncoming vehicle traffic, having made oneself visible or having reflective elements on one’s outer clothing.
3. 3In the absence of pavements or pedestrian paths.
4. 4In the absence of a shoulder or the impossibility of travelling on it.
5. 5Answers 3 and 4.