A 22-year-old man presents with a first episode of psychosis characterised by persecutory delusions, auditory hallucinations and disorganised behaviour. Substance screen is negative. Which is the most appropriate initial management plan?AStart an antipsychotic, arrange urgent early psychosis service referral and involve familyBStart antidepressant aloneCDischarge without treatment as symptoms will likely resolveDStart benzodiazepines only for agitation with no follow-upEImmediate ECT as first-lineCheck my answer