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Combination Vehicles #9
Practice Test
Active Practice Session
Combination Vehicles #9
Question 1 of 20
5% complete
Question 1
After you have unlocked the fifth wheel, what should you do next?
A
Pull the vehicle backwards.
B
Move the tractor forward until it is partly free of the trailer
C
Activate your hazard lights
D
Disconnect your air lines.
Select an answer to continue.
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