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Due to the "crack-the-whip" effect

A Doubles and triples are more likely to turn over than other combination vehicles
Explaination
Double and triple trailer combinations are more likely to turn over due to the "crack-the-whip" effect than are other combination vehicles. Drivers should be aware of the rearward amplification of their specific vehicles and steer accordingly.
B A combination vehicle will make a loud noise if driven fast enough
C The tires on a middle trailer will lock up at all stops
D Vehicles following a truck will be able to travel faster than normal