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: Anatomy
[{'content': 'Internal organs in the fetus develop at - \nSelect and explain. \nA. 24 weeks, B. 12 weeks, C. 10 weeks, D. 6 weeks', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]