Alcohol, drugs and distractionsQuestion 40 of 318
What is an effect of using a phone while you drive?
- Your field of vision gets wider.
- You see obstacles sooner.
- You keep the vehicle in the centre of the lane more easily.
- Your reaction time when you must brake gets longer.
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Correct answer: Your reaction time when you must brake gets longer.
A phone at the wheel makes your reaction time longer in a critical situation. It also reduces your visual field and makes lane keeping harder.
Questions last reviewed: 18 October 2026