A pedestrian intends to cross at a properly marked pedestrian crossing. When should they step onto the roadway?

A pedestrian intends to cross at a properly marked pedestrian crossing. When should they step onto the roadway?
A)Whenever the pedestrian decides, since they have right of way.
B)Only when there are no vehicles nearby.
C)When the distance and speed of vehicles allow them to do so safely.Correct
At pedestrian crossings marked with the corresponding road marking, although pedestrians have priority, they should only step onto the roadway when the distance and speed of approaching vehicles allow them to do so safely.