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: Surgery
[{'content': 'Most common Tumor of spleen is - \nSelect and explain. \nA. Lymphoma, B. Sarcoma, C. Hemangioma, D. Metastasis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: • MC neoplasm of spleen: Lymphoma\xa0(Non-Hodgkin’s lymphoma)\n• MC primary tumor of spleen: Hemangioma\n• MC primary malignant tumor of spleen: Angiosarcoma\xa0(Hemangiosarcoma)', 'role': 'assistant'}]