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': 'The maximum interactions with matter in a dental X-ray beam occurs in the form of \nSelect and explain. \nA. Coherent scattering, B. Photoelectric absorption, C. Compton scattering, D. Characteristic radiation', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]