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The oxidation of
`CH_(3)CH=CHCH(OH)CH_(3)` with Jones reagent gives
A. `CH_(2)CH=CHCOOH+CO_(2)+H_(2)O`
B. `CH_(3)CH(OH)CH(OH)COOH+CO_(2)+H_(2)O`
C. `CH_(3).CO.CO.COCH_(3)`
D. `CH_(3)CH=CH.CO.CH_(3)`

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Correct Answer - D
The Jones reagent is chromic acid in aqueous acetone solution. It is sufficiently mild to oxidise alcohols into `gtC=O` without affecting the double bond.

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