A 68-year-old man presents with acute onset of confusion, fever and a petechial rash. He is hypotensive and tachycardic. You suspect meningococcal sepsis. What is the most appropriate immediate management in the emergency department?AAwait CT brain before any treatmentBGive high-dose intravenous benzylpenicillin or ceftriaxone as soon as possibleCStart oral antibiotics and discharge with close follow-upDPerform lumbar puncture before antibioticsENo antibiotics until an infectious diseases opinion is obtainedCheck my answer