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': 'In normal delivery, breast feeding should be started – \nSelect and explain. \nA. 1/2 hour after delivary, B. 2 hour after delivary, C. 4 hour after delivary, D. 6 hour after delivary', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Breast feeding should be initiated within 30 min. of a normal vaginal delivery.\nBreast feeding should be initiated within 4 hrs of delivery by caesarian section.', 'role': 'assistant'}]