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': 'Maternal Mortality Rate is calculated by \nSelect and explain. \nA. Maternal deaths/live birth, B. Maternal deaths/1000 live births, C. Maternal deaths/100000 live births, D. Maternal deaths/100000 population', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Maternal Mortality rate (MMR): Maternal deaths expressed as per 100,000 live births, where a ‘maternal death’ is defined as ‘death of a woman while pregnant or during delivery or within 42 days (6 weeks) of termination of pregnancy,\nirrespective of duration or site of pregnancy, from any cause related to or aggravated by the pregnancy or its management but not from accidental or incidental causes.’\nMaternal deaths expressed as per 100,000 live births (earlier it was expressed per 1000 live births but that yielded fractions like 4.08 maternal deaths per 1000 LB; so denominator was extrapolated to 100,000 to make MMR value more sensible.)', 'role': 'assistant'}]