Two small squares on a chess board are chosen at random. Probability that they have a common sid...

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Two small squares on a chess board are chosen at random. Probability that they have a common side is,
(A) \( 1 / 3 \) (B) \( 1 / 9 \)
(C) \( 1 / 18 \)
(D) none of these
\( \mathrm{P} \)
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