Which of the following is a transportation job 20 questions

1. Bus driver

2. Delivery driver
3. Pilot
4. Taxi driver
5. Truck driver
6. Train conductor
7. Bicycle courier
8. Airline flight attendant
9. Shipping clerk
10. Traffic controller
11. Boat captain
12. Limousine driver
13. Ride-share driver
14. Rides at an amusement park operator
15. Railroad engineer
16. Aircraft mechanic
17. Forklift operator
18. Automotive service technician
19. Tugboat operator
20. Locomotive engineer