A 4-year-old girl presents with generalised tonic-clonic seizures and fever. On examination, she is drowsy with neck stiffness and a purpuric rash over the legs. What is the most appropriate immediate management in the emergency department?AAdminister acetaminophen and observeBStart high-dose intravenous ceftriaxone and vancomycin after blood cultures and secure airway as neededCOrder CT head before any treatmentDGive oral antibiotics and dischargeETreat as simple febrile seizure and reassure parentsCheck my answer