On an urban road, loading and unloading operations must be carried out...

A)observing only the provisions on stopping and parking.
B)always on the side closest to the edge of the carriageway.
C)observing the provisions issued by the municipal authorities.Correct
Loading or unloading operations must be carried out off the road.
Exceptionally, when it is unavoidable to carry them out on the road, they must be performed without causing danger or serious disruption to other road users and taking into account the following rules:
- The provisions on stopping and parking must be observed, and within built-up areas, those issued by the municipal authorities regarding appropriate times and places.
- They shall be carried out, as far as possible, on the side of the vehicle closest to the edge of the carriageway.
- They shall be carried out with sufficient means to achieve maximum speed, endeavouring to avoid unnecessary noise and inconvenience.
- It is prohibited to deposit goods on the carriageway, hard shoulder, and pedestrian areas.