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Correct set of reaction which produce ca...

Correct set of reaction which produce carbanion intermediate is/are

A

B

`Ph-underset(O)underset(||)C-CH_(3)overset(NaOI)toPhCO_(2)Na+CHI_(3)`

C

`Ph-overset(O)overset(||)C-Hoverset(Ac_(2)O+AcONa)underset(Delta)toPh-CH=CH-COOH`

D

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A, B, C
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