Which of the following pair sit in the extreme end?

  Less than three person sit between A and B.   A sits fifth to the right of one who is second to the right of B.   A and B are facing in same direction. Two person sits to the right of G, who is facing same directions of A.  G sits three place away from the B Neither F nor I sits at the extreme end of the row. F sits some where to the left of A Two person sit between F and J B, who is facing opposite directions of C. Number of person sit to the left of I as same as number of person sit to the left of C. Case 2 is not valid, because E sits four place away from H and who not facing north. E sits to the right of H, who is facing same direction of E. E doesn’t sit at any ends. G is not immediate neighbour of D Immediate neighbour of G are facing same directions.  Both extreme end persons are facing opposite directions. Final arrangements as follows,