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: Social & Preventive Medicine
[{'content': 'Deficiency of zinc causes all of the following except:March 2010 \nSelect and explain. \nA. Growth retardation, B. Sexual infantilism, C. Alopecia, D. None', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D i.e. None', 'role': 'assistant'}]