Which of the following Ozone Depleting Substances are controlled under Montreal Protocol?
1. Chlorofluorocarbons (CFCs)
2. Nitrogen Oxides
3. Hydrobromofluorocarbons
4. Methyl Chloroform
Select the correct answer using the codes given below:
1 and 2 only
2, 3, and 4 only
1, 3, and 4 only
1, 2, 3 and 4
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