The reaction believed to happen when onions are peeled in air is: $2\text{CH}_3\text{CH}_2\text{CHO} + 2\text{H}_2\text{O} + 2[\text{O}] \rightarrow \text{H}_2\text{SO}_4 + \text{H}_2\text{S} + 2\text{CH}_3\text{CH}_2\text{CHO}$ Which of these tests would produce a positive result with the organic product?
- A1, 2 and 3 are correct
- B1 and 2 only are correct
- C2 and 3 only are correct
- D1 only is correct