If C is related to E in a certain way and similarly F is related B in the same way, to whom is A related to “?

All are facing centre. Since, F sits fourth to the left of B. This means, F sits opposite B. [Since, there are 8 students]

Now, A and H are F neighbours.

case 1 : If A is to the immediate left of F, The, the condition that C is to the third left of A will be invalid as in this case, B is already in that position.

case 2 : A is to the immediate right of F while H is to the immediate left and C is third to the left of A, i.e. immediate left of H.

The arrangement is :

The relation is both the people are sitting opposite to each other. As seen from the arrangement, G is sitting opposite A.

Ans - (C)