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': 'MC cause of neonatal moality: March 2013 (b, h) \nSelect and explain. \nA. Bih injuries, B. Infection, C. Prematurity, D. Diarrhea', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C i.e. Prematurity Preterm bih is the most common cause of perinatal moality, causing almost 30 percent of neonatal deaths. Infant respiratory distress syndrome, in turn, is the leading cause of death in preterm infants, affecting about 1% of newborn infants. Bih defects cause about 21 percent of neonatal death.', 'role': 'assistant'}]