This sign prohibits you from...
A)Parking, except for trucks at any time.
B)Parking, except from 9 to 13 and from 17 to 20 hours for loading and unloading.Correct
C)Parking and stopping, except for loading and unloading all day.
The sign prohibits parking but allows stopping. Remember that stopping is for less than 2 minutes and without being able to leave the vehicle.
As it has an additional panel indicating the time of the exception, from 9 to 13 and from 17 to 20 hours, it means that within those hours parking is allowed for loading and unloading. Outside those hours, parking is not allowed.
Vehicles carrying out loading and unloading may do so for a maximum of 30 minutes.
As it has an additional panel indicating the time of the exception, from 9 to 13 and from 17 to 20 hours, it means that within those hours parking is allowed for loading and unloading. Outside those hours, parking is not allowed.
Vehicles carrying out loading and unloading may do so for a maximum of 30 minutes.