In which of the following reactions, `SO_(2)` acts as an oxidising agent?

In which of the following reactions, `SO_(2)` acts as an oxidising agent?
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In which of the following reactions, `SO_(2)` acts as an oxidising agent? A. `I_(2)+SO_(2)+2H_(2)OrarrSO_(4)^(2 ... 2)(SO_(4))_(3)+K_(2)SO_(4)+H_(2)O`
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