MCQOPTIONS
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| 1. |
Consider the following found in ambient atmosphere 1. Soot 2. Sulfur hexafluoride 3. Water vapor Which of the above is/are contributors to atmospheric heating? |
| A. | 1 and 2 |
| B. | only 3 |
| C. | 2 and 3 |
| D. | all these |
| Answer» D. all these | |