A public minibus driver that is obliged to wear eyeglasses or any other optical instrument:

1. Must hold an extra pair of eyeglasses or contact lenses at the bus station.
2. Must wear the eyeglasses or the contact lenses while driving – at least during the day.
3. Must wear the eyeglasses or the contact lenses while driving – at least during the night.
4. Correct answer: Must hold with him an extra pair of eyeglasses or contact lenses while driving.

WhyA public minibus driver who needs glasses keeps a spare pair with them while driving. Day and night alike.