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: Pathology
[{'content': 'Schiller-Duval Bodies are seen in? \nSelect and explain. \nA. Teratoma, B. Yolk sac tumor, C. Choriocarcinoma, D. Spermatocytic seminoma', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Yolk sac tumor is also called Endodermal sinus tumor.', 'role': 'assistant'}]