A doubles rig is more likely to roll over than a single because:
Correct. Multi-trailer rollover comes from rearward amplification — even modest steering input at the tractor becomes a violent swing at the rear trailer.
CDL Practice Question #385
Category: Doubles/Triples
Why this question matters
This question is one of 50 in our Doubles/Triples bank. The reasoning above comes directly from the AAMVA CDL Manual, the source document used by every U.S. state DMV. Memorizing the underlying rule — not just the letter answer — is what separates passing on the first attempt from a return trip and another fee.