Safe drivingQuestion 17 of 412
A child must use a booster seat until what age or height, whichever comes first?
- Nine years old or 145 cm (4 ft 9 in).
- Six years old or 100 cm (3 ft 3 in).
- Twelve years old or 160 cm (5 ft 3 in).
- Four years old or 120 cm (4 ft).
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Correct answer: Nine years old or 145 cm (4 ft 9 in).
A booster seat makes the adult seatbelt fit the child's body. The child needs it until one of these limits.
Questions last reviewed: 18 October 2026