Which of the following is//are the hazardous pollutant(s) present in automobile exhaust gases ?(i) N_(2) (ii) CO (iii) CH_(4 ) (iv) Oxides of nitrogen

Which of the following is//are the hazardous pollutant(s) present in a

1.	Which of the following is//are the hazardous pollutant(s) present in automobile exhaust gases ?(i) N_(2) (ii) CO (iii) CH_(4 ) (iv) Oxides of nitrogen
Answer» II and iii I and ii ii and iv I and iii Answer :C