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': 'What is the total number of goals in the Millennium Development Goals? \nSelect and explain. \nA. 20, B. 10, C. 8, D. 6', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The Millennium Development Goals were adopted in 2000. There are 8 goals, of which 3 are directly related to health. Ref: Park, 21st Edition, Page 11.', 'role': 'assistant'}]