When picking up an elderly passenger or a passenger with mobility impairments, what is the driver's professional duty under GB/T 22485-2021?

1. Ask the passenger to hurry up to avoid delaying the driver's schedule
2. Actively get out to assist the passenger with boarding, stow foldable wheelchairs or walking aids in the trunk free of charge, and wait until they are seated securely before moving
3. Refuse the hire because loading a wheelchair takes too much time
4. Demand a special handling fee of RMB 50 for loading mobility equipment