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: Medicine
[{'content': 'Meconium ileus is a manifestation of - \nSelect and explain. \nA. Hirschprungs disease, B. Achalasia cardia, C. Fibrocystic disease of pancrease, D. Coeliac disease', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]