This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Tumors, Subject name: Pathology
[{'content': 'Which of the following is not a germ cell tumor? \nSelect and explain. \nA. Embryonal cell cancer, B. Primitive Neuroendocrine tumor, C. Dysgerminoma, D. Teratoma', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B- Primitive Neuroendocrine Tumor. Examples of GCT: Seminoma Dysgerminoma Embryonal cell Ca Chorio Ca Teratoma Yolk-Sac tumor', 'role': 'assistant'}]