Practice question

Which statement is correct about the prescribed breath-alcohol limit in Hong Kong?

  1. The rule is only advice for professional drivers.
  2. The prescribed breath limit is 22 micrograms of alcohol per 100 ml of breath.
  3. The rule applies only when a police officer is visible.
  4. The rule is optional if the road seems quiet.

Answer: B — The prescribed breath limit is 22 micrograms of alcohol per 100 ml of breath.

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