This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neoplasia, Subject name: Radiology
[{'content': 'Radiosensitive tumor is - \nSelect and explain. \nA. Ewings sarcoma, B. Osteosarcoma, C. Renal cell carcinoma, D. Pancreatic carcinoma', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Ewings sarcoma Radiosensitivity of different tumorsHighly sensitiveModerately sensitiveRelative resistantHighly resistanto Lymphomao Seminomao Multiple myelomao Ewings sarcomao Wilm's tumoro Dysgerminomao Small cell carcinoma of lungo Breast cancero Basal cell carcinomao Medulloblastomao Teratomao Ovarian cancero Nasopharyngeal carcinomao Squamous cell carcinoma of lungo Renal cell carcinomao Rectal carcinomao Colon carcinomao Bladder carcinomao Soft tissue sarcomao Cervical carcinomao Melanomao Osteosarcomao Pancreatic cancero Hepatic carcinoma", 'role': 'assistant'}]