This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Demography and Family Planning, Subject name: Social & Preventive Medicine
[{'content': 'Preconception counseling for a woman is given by: \nSelect and explain. \nA. Obstetricians, B. Midwives, C. General physician, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. d. All', 'role': 'assistant'}]