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': 'Perinatal mortality rate includes \nSelect and explain. \nA. Deaths within first week of life, B. Abortions, Stillbirths, deaths within first week of life, C. Deaths within one month of life, D. Deaths from 28 weeks to with first week of life', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]