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
Meconium ileus is a manifestation of - 
Select and explain. 
A. Hirschprungs disease, B. Achalasia cardia, C. Fibrocystic disease of pancrease, D. Coeliac disease
C: Fibrocystic disease of pancrease
Answer: C: Fibrocystic disease of pancrease 
Explanation: None