Identify the correct statements., (i) Winter smog is reducing in nature due to presence of particular carbon and `SO_(2)` (ii)The pollutant obtained from emission tubes of diesel engines is benzopyrene. (iii) Photochemical smog is made up of PAN , `O_(3)` and oxides of nitrogen (iv) CFCs are stable in troposphere and act as pollutants in stratosphereA. (ii),(iii) and (iv)B. (i),(iii)and (iv)C. (i), (ii) and (iii)D. all of these

Identify the correct statements., (i) Winter smog is reducing in natur

1.	Identify the correct statements., (i) Winter smog is reducing in nature due to presence of particular carbon and `SO_(2)` (ii)The pollutant obtained from emission tubes of diesel engines is benzopyrene. (iii) Photochemical smog is made up of PAN , `O_(3)` and oxides of nitrogen (iv) CFCs are stable in troposphere and act as pollutants in stratosphereA. (ii),(iii) and (iv)B. (i),(iii)and (iv)C. (i), (ii) and (iii)D. all of these
Answer» Correct Answer - D

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