GKFix MCQ Question

Why is the compound named 5-Oxohexanoic acid instead of 5-Ketohexanoic acid?

• A. 'Keto' is used for aldehydes
• B. 'Oxo' is the correct IUPAC prefix for a keto group
• C. The name depends on solvent
• D. 'Ketohexanoic' would imply a different structure