A 42-year-old man with depression tells his GP that he has developed a clear plan to kill himself and has made preparations, including writing a note. He is currently distressed but cooperative. What is the most appropriate management?AArrange routine outpatient psychiatric referral and review in 2 weeksBAdvise him to contact friends if he feels worse and send him homeCUrgently refer him for same-day psychiatric assessment and consider hospital admissionDIncrease his antidepressant dose and review in 1 monthETell him that confidentiality prevents you from involving anyone elseCheck my answer