A 29-year-old backpacker presents with fever, worsening headache, photophobia and neck stiffness. He is drowsy but rousable. You suspect acute bacterial meningitis. What is the most appropriate immediate management step after blood cultures?ACT brain then lumbar puncture before antibioticsBImmediate lumbar puncture before antibioticsCEmpiric IV antibiotics and dexamethasone before CT or LPDObservation and await LP results before antibioticsEStart oral antibiotics and arrange outpatient LPCheck my answer