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
Testicular tumour which responds best to radiation is: 
Select and explain. 
A. Teratoma, B. Seminoma, C. Embryonal cell carcinoma, D. None of the above
B: Seminoma
Answer: B: Seminoma 
Explanation: Ans. Seminoma