A 15-year-old girl presents after a deliberate ingestion of an unknown quantity of her mother's sustained-release paracetamol tablets 2 hours ago. She is well. According to Australian guidelines, what is the best initial approach?ANo treatment is required before 4-hour paracetamol levelBGive activated charcoal and plan serial paracetamol levels because it is modified-releaseCStart N-acetylcysteine immediately, no levels neededDDischarge with safety-netting onlyEInduce vomiting and send homeCheck my answer