Which compound could be suitable for flavouring a soft drink?
- A$\text{CH}_3\text{CH}_2\text{CH}_2\text{COOCH}_3$
- B$\text{CH}_3\text{CH}_2\text{CH}_2\text{CH}_2\text{OH}$
- C$\text{CH}_3\text{CH}_2\text{CH}_2\text{CH}_2\text{COOH}$
- D$\text{CH}_3\text{CHCH}_2\text{CH}_3$