GKFix MCQ Question

In reaction (d), C6H5CHO + 2Cu²⁺ + 5OH⁻ → no change, why?

• A. Because Cu²⁺ is not strong enough oxidant
• B. Because aromatic aldehydes do not reduce Cu²⁺ to Cu2O in Fehling's test
• C. Because reaction needs acid medium
• D. Because benzaldehyde evaporates