A passenger car with a trailer occupied by 5 people, may it use a HOV (VAO) lane?

A)Yes.
B)No.Correct
As a general rule, the BUS-HOV (VAO) lane may be used by two- or three-wheeled motorcycles, passenger cars, buses with a maximum authorised mass exceeding 3,500 kilograms, articulated buses, and adaptable mixed vehicles, with the number of occupants set for each section.
All other vehicles and combinations of vehicles, including passenger cars with trailers, cycles, and mopeds, are prohibited from using it.
However, they may also be used, even when occupied only by the driver, by:
-The authorised vehicle types if they display the V-15 sign (reduced mobility badge).
-Two- or three-wheeled motorcycles.
-Buses with a maximum authorised mass exceeding 3,500 kilograms and articulated buses.
-Vehicles classified as taxis according to the use criteria of Annex II of the General Vehicle Regulations, which have an external luminous module and a valid taxi licence.
-Police, fire-fighting, civil protection, rescue and emergency medical assistance vehicles, road infrastructure and installation maintenance teams.
-Passenger cars with V-25 environmental label classified in the Vehicle Registry of the Autonomous Body of the Central Traffic Directorate as «0 emissions».
-Passenger cars with V-25 environmental label classified in the Vehicle Registry of the Autonomous Body of the Central Traffic Directorate as «ECO», «C» or «B», only when the variable message panels at the entrance of HOV lanes indicate so.
All other vehicles and combinations of vehicles, including passenger cars with trailers, cycles, and mopeds, are prohibited from using it.
However, they may also be used, even when occupied only by the driver, by:
-The authorised vehicle types if they display the V-15 sign (reduced mobility badge).
-Two- or three-wheeled motorcycles.
-Buses with a maximum authorised mass exceeding 3,500 kilograms and articulated buses.
-Vehicles classified as taxis according to the use criteria of Annex II of the General Vehicle Regulations, which have an external luminous module and a valid taxi licence.
-Police, fire-fighting, civil protection, rescue and emergency medical assistance vehicles, road infrastructure and installation maintenance teams.
-Passenger cars with V-25 environmental label classified in the Vehicle Registry of the Autonomous Body of the Central Traffic Directorate as «0 emissions».
-Passenger cars with V-25 environmental label classified in the Vehicle Registry of the Autonomous Body of the Central Traffic Directorate as «ECO», «C» or «B», only when the variable message panels at the entrance of HOV lanes indicate so.