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: Radiology
The most chemoresistant tumor amongst the following: 
Select and explain. 
A. Synol sarcoma, B. Malignant fibrous histiocytoma, C. Osteosarcoma, D. Clear cell sarcoma
B: Malignant fibrous histiocytoma
Answer: B: Malignant fibrous histiocytoma 
Explanation: Ans. Malignant fibrous histiocytoma