Safe and Economical Driving

Even with correctly adjusted mirrors, to make sure no vehicle is in the blind spot before changing lanes you must:

Reviewed on 29 Jul 2026

Question image: Even with correctly adjusted mirrors, to make sure no vehicle is in the blind sp
  • A Rely only on the rear-view mirrors
  • ✓ Turn your head and look through the side window
  • C Sound the horn to warn
  • D Accelerate to get ahead of any possible vehicle

Why this is the correct answer

There is always a blind spot on both sides of the vehicle that the mirrors do not cover. To check it, you must turn your head slightly and look through the side window.

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