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Option 1 in column B refers to the ozone layer, option 2 refers to hazardous waste dumping, and option 3 refers to greenhouse gases.
Column A matches with column B as follows:
- Option 1 in column A, the Basel Convention, matches with option 2 in column B, hazardous waste dumping.
- Option 2 in column A, the Montreal Protocol, matches with option 1 in column B, the ozone layer.
- Option 3 in column A, the Kyoto Protocol, matches with option 3 in column B, greenhouse gases.
Therefore, the correct matching of items in column A with those in column B is:
1-2
II-1
III-3
This means that the Basel Convention is related to hazardous waste dumping, the Montreal Protocol is related to the protection of the ozone layer, and the Kyoto Protocol is related to the reduction of greenhouse gases.