At pedestrian crossings and in their vicinity, is overtaking permitted?

At pedestrian crossings and in their vicinity, is overtaking permitted?
A)No, under no circumstances.
B)Yes, when overtaking two-wheeled vehicles that do not obstruct visibility.
C)Yes, when done at such a reduced speed that it allows stopping in time should there be a danger of running over a pedestrian.Correct
Even if there is no sign, overtaking is prohibited at pedestrian crossings and in their vicinity, except when done at such a reduced speed that it allows stopping in time should danger arise.
It is also prohibited at level crossings and in their vicinity, except for two-wheeled vehicles that do not obstruct lateral visibility, after warning with acoustic or optical signals beforehand.