Crosswinds may cause the rear trailer of a doubles to:
Correct. Empty trailers act as sails. Strong crosswinds can sway or even tip an empty rear trailer. Reduce speed in high winds.
CDL Practice Question #378
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.