The correct options are
A Automobile
B Chemical
C Rubber processing
D Oil refinery
Pollutants like sulphur dioxide and nitrogen dioxide react with the water vapour present in the atmosphere to form sulphuric acid and nitric acid.
These acids gets mixed with the rain drops and fall on earth in form of acid rain. Acid rain is corroding the marble of Taj mahal. The phenomenon is also called marble cancer.
Industries located in and around Agra like rubber processing, automobile, chemicals and especially the Mathura oil refinery are responsible for producing these pollutants.