Which pair of reagents will undergo a redox reaction?
- A$\text{CH}_3\text{CH}_2\text{OH} + \text{concentrated H}_2\text{SO}_4$
- B$\text{CH}_3\text{CHO} + \text{Tollens’ reagent}$
- C$\text{CH}_3\text{CO}_2\text{C}_2\text{H}_5 + \text{dilute H}_2\text{SO}_4$
- D$\text{CH}_3\text{COCH}_3 + \text{Fehling’s solution}$