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The question presents two lists: List I (Chemical) and List II (Application). The objective is to match the chemical in List I with its corresponding application in List II.
In option 1, the matches are I-B (Sodium Carbonate - Washing), II-C (Sodium Bicarbonate - Baking), III-A (Sodium Peroxide - Photography), and IV-D (Sodium Thiosulphate - Source of). However, this does not match the given correct answer.
Option 2 matches I-C (Sodium Carbonate - Baking), II-B (Sodium Bicarbonate - Washing), III-D (Sodium Peroxide - Source of), and IV-A (Sodium Thiosulphate - Photography). However, this does not match the given correct answer.
Option 3 correctly matches I-B (Sodium Carbonate - Washing), II-C (Sodium Bicarbonate - Baking), III-D (Sodium Peroxide - Source of), and IV-A (Sodium Thiosulphate - Photography). This matches the given correct answer.
Option 4 matches I-C (Sodium Carbonate - Baking), II-B (Sodium Bicarbonate - Washing), III-A (