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
[{'content': 'Cell most sensitive to radiation – \nSelect and explain. \nA. Lymphocytes, B. Neutrophils, C. Basophils, D. Platelets', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Blood cells most sensitive to radiation\xa0→ Lymphocytes\nBlood cells least sensitive to radiation\xa0→ Platelets', 'role': 'assistant'}]