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G stands second from one of the extreme ends of the row. C stands second to the left of E, who stands adjacent to G. The number of persons to the left of C is the same as to the right of H. Case-1 More than two persons stand between H and D (either on right or on left). B neither stands adjacent to D nor C. The number of persons between B and I is one less than between F and B, who doesn’t stand adjacent to H. Hence, cases 1 and 2 get eliminated. Case-2a
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