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': 'Most impoant route of lead accumulation in the body is: \nSelect and explain. \nA. Ingestion, B. Inhalation, C. Cutaneous absorption, D. None of the above', 'role': 'user'}, {'content': 'Answer: B \nExplanation: The inhalation route is the main source of lead absorption in the industrial environment, being responsible for the occupational hazard observed in lead refining plants if the control protocols are not followed. Ref :', 'role': 'assistant'}]