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': 'A conceptus material is brought by the police. It is 2 cm in length and 10 g in weight. Probable age is: AIIMS 12 \nSelect and explain. \nA. 2 weeks, B. 4 weeks, C. 5 weeks, D. 6 weeks', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. 6 weeks', 'role': 'assistant'}]