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': 'Maternal moility rate is - \nSelect and explain. \nA. Maternal death \\/100 bihs, B. Maternal death \\/100 live bihs, C. Maternal death \\/1000 bihs, D. Maternal death \\/1000 live bihs', 'role': 'user'}, {'content': 'Answer: A \nExplanation: <p> Maternal moality rati= maternal death/ 1000 live bih. Reference:Park&;s textbook of preventive and social medicine,K.Park,23rd edition,page no:557. <\\p>', 'role': 'assistant'}]