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Lead exhausted in the atmosphere by automobiles using leaded petrol (i.e. tetraethyl lead for improving octane number) is a lethal air pollutant which causes | |
A. | paralysis of muscles & loss of appetite. [Wrong Answer] |
B. | nervous depression. [Wrong Answer] |
C. | gastritis & diarrhea. [Wrong Answer] |
D. | all (a), (b) and (c). [Correct Answer] |