Which vehicle is parking incorrectly on a one-way road?

• 1The red one and the truck with a permissible mass exceeding 3.5 tonnes, without the process of loading or unloading.
• 2All vehicles.
• 3Blue and green.
• 4The blue, the green, and the truck with a permissible mass exceeding 3.5 tonnes, without the process of loading or unloading.