A 22 year old university student presents to the emergency department after ingesting an unknown quantity of acetaminophen 4 hours ago in a suicide attempt. She is alert and asymptomatic. What is the most appropriate immediate management?ADischarge her because she is asymptomaticBDraw serum acetaminophen level at 4 hours post ingestion and start N-acetylcysteine if above treatment line on the nomogramCWait 24 hours before checking any levelsDGive activated charcoal only and send her homeEAdmit her to psychiatry without medical assessmentCheck my answer