In a primary alcohol, the functional group is $-\text{CH}_2\text{OH}$. Which reagent can react with a primary alcohol, under suitable conditions, to produce an organic product containing the same number of oxygen atoms as the alcohol?
- A$\text{Al}_2\text{O}_3$
- B$\text{CH}_3\text{CO}_2\text{H}$
- C$\text{HBr}$
- D$\text{Na}$