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
The commonest cause of Enuresis in children is - 
Select and explain. 
A. Urinary tract infection, B. Spina bifida, C. Psychologic stress, D. None
D: None
Answer: D: None 
Explanation: Ans. is None o Genetic factors are the most common etiology for enuresis. Nelson o Beyond genetic factors, the cause of enuresis likely involves a complex web of physiologic and perhaps psychologic factors.