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': 'Use of filters result in: \nSelect and explain. \nA. Softer beam radiation, B. Wider beam coverage, C. Less penetrating beam, D. Beam of greater intensity', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. Beam of greater intensity', 'role': 'assistant'}]