H sits fifth to the left of D and D does not sits at any of the extreme ends of the line, => Let H sits at the extreme left end and thus D sits third from the right end.  Only two persons sit between H and I, => I sits third to the right of H.  E sits third to the right of J and J is not an immediate neighbour of H, => J sit to the immediate left of D and E at the extreme right end.  C is an immediate neighbour of G and G is not an immediate neighbour of I, => G sits to the immediate left of I and to the immediate right of H. The vacant place to the immediate left of E is filled by F. H and E are seated at the two extreme ends of the line. => Ans - (A)