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
For which malignancy, Intensity Modulated Radiotherapy (IM) is the most suitable: 
Select and explain. 
A. Lung, B. Prostate, C. Leukemias, D. Stomach
B: Prostate
Answer: B: Prostate 
Explanation: B i.e. Prostate