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: Social & Preventive Medicine
[{'content': 'The limit of loudness expressed as decibels that people can tolerate without substantial damage to their hearing is – \nSelect and explain. \nA. 55, B. 65, C. 75, D. 85', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]