Where must passengers be while using a vehicle?

• 1Sit in the places designated for this purpose.
• 2Stand (if this is provided for by the design of the vehicle) in the places designated for this purpose, holding on to a handrail or other device.
• 3Staying in any convenient place.
• 4Answers 1, 2, and 3.
• 5Answers 1 and 2.