What product is obtained if 3-methylpentane-1,3,4-triol is heated under reflux in the presence of excess acidified potassium dichromate(VI)?
- A$\text{HO}_2\text{CCH}_2\text{C(CH}_3)(\text{OH})\text{COCH}_3$
- B$\text{HO}_2\text{CCH}_2\text{COC(OH)(CH}_3)_2$
- C$\text{OHCCH}_2\text{C(CH}_3)(\text{OH})\text{COCH}_3$
- D$\text{HO}_2\text{CCH}_2\text{CO(CH}_3)\text{COCH}_3$