This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: obstetrics,pediatrics and geriatrics, Subject name: Social & Preventive Medicine
[{'content': 'Most common causes of perinatal moality? \nSelect and explain. \nA. Bih injury, B. Intra uterine infection, C. Bih asphyxia, D. LBW', 'role': 'user'}, {'content': "Answer: C \nExplanation: Park's textbook of preventive and social medicine 23rd edition. *Preterm complications 35%, intrapaum complications 24%, sepsis 15%, congenital anomalies 10%, pneumonia 5%.", 'role': 'assistant'}]