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CDL Practice Test
General Knowledge
Air Brakes
Combination Vehicles
Doubles and Triples
Tanker Vehicles
Hazardous Materials
Transporting Passengers
CDL Transporting Passengers Practice Test
Question 1 of 3
Bus refueling should occur:
A
At the end of a shift
B
Only when passengers are on board
C
Whenever necessary
D
When no passengers are on board
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