New Enroll here to Join NaBFID Analyst Into Class on May 6

    Question

    Black lung disease occurs in people working

    in 
    A Electroplating industry Correct Answer Incorrect Answer
    B Organic solvents industry Correct Answer Incorrect Answer
    C Paint manufacturing industry Correct Answer Incorrect Answer
    D Coalmines Correct Answer Incorrect Answer

    Solution

    The correct answer is D

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