Which of the following groups possess $m-$directional effect?
$-OH, -O^{-}, -CH_3, -Cl, -NO_2, -COOH, -NHCOCH_3, -SO_3H, -Br, -COCH_3$
$-OH, -O^{-}, -CH_3, -Cl, -NO_2, -COOH, -NHCOCH_3, -SO_3H, -Br, -COCH_3$
- A$-NO_2, -COOH, -SO_3H, -COCH_3$
- B$-OH, -O^{-}, -CH_3, -Cl$
- C$-NHCOCH_3, -Br, -CH_3, -OH$
- D$-O^{-}, -Cl, -Br, -NO_2$
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