MCQOPTIONS
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| 1. |
Arrange the following fuel in the decreasing order of air pollution caused by burning a kilogram of each of them: |
| A. | CNG, Petrol, Diesel |
| B. | Diesel, Petrol, CNG |
| C. | Petrol, Diesel, CNG |
| D. | Diesel, CNG, Petrol |
| Answer» D. Diesel, CNG, Petrol | |