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: Pathology
[{'content': 'Most common tumour due to radiation arises from - \nSelect and explain. \nA. Lung, B. Liver, C. Bone marrow, D. Breast', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Hematological malignancies e.g., leukemias are the most common radiation induced cancers.', 'role': 'assistant'}]