When goods must be loaded or unloaded on the road, it must be done:
En español: Cuando es necesario cargar o descargar mercancías en la vía, debe hacerse:
Why this is the correct answer
Loading and unloading must be done off-road whenever possible; if done on the road, it must be from the side closest to the curb, following stopping rules and without placing goods on the carriageway, shoulder or pedestrian areas.