A 23-year-old woman presents 4 hours after ingesting 30 g of acetaminophen in a suicide attempt. Her serum acetaminophen concentration plotted on the Rumack-Matthew nomogram is above the treatment line. What is the most appropriate management?AReassure; no treatment is needed after 4 hoursBAdminister N-acetylcysteine as soon as possibleCWait 24 hours and recheck the levelDInduce emesis with syrup of ipecacETreat with high-dose ibuprofen to prevent liver injuryCheck my answer