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': 'Byssinosis is common in: September 2004 \nSelect and explain. \nA. Weavers, B. Spinners, C. Growers, D. Dyers', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B i.e. Spinners', 'role': 'assistant'}]