Chem Help!

Which pair of reagents will take part in a redox reaction?
A CH3CH2OH + concentrated H2SO4
B CH3CHO + Tollens’ reagent
C CH3CO2C2H5 + dilute H2SO4
D CH3COCH3 + Fehling’s solution

Ans: B
Someone please explain! Thanks! :)

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  1. In Tollens agent Ag+ ion is reduced to Ag. So the organic compound is therefore oxidized.

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