A safe practice when starting from a stop with doubles:
Correct. Sudden acceleration can cause the rear trailer to sway. Start gently in low gear.
CDL Practice Question #375
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.