This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
[{'content': 'Lowest recurrence in nocturnal enuresis is seen with – \nSelect and explain. \nA. Bed alarms, B. Desmopressin, C. Imipramine, D. Oxybutynin', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]