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': 'Preplacement examination in dye industry includes all of the follow ing except - \nSelect and explain. \nA. Anemia, B. Asthma, C. Precancerous lession, D. Dermatitis', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Anemia", 'role': 'assistant'}]