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: Forensic Medicine
[{'content': "True about Braxton-Hick's contraction are all, except:Maharashtra 09 \nSelect and explain. \nA. Felt at 4th month, B. Painful, C. Contraction last for 1 min, D. Present even when fetus is dead", 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Painful', 'role': 'assistant'}]