Correct option is A
Given:
Arrangement:
· Eight friends (A, B, C, D, E, F, G, H) are seated around a square table.
· Four friends sit at the corners of the square, and four sit in the middle of each side.
· Those who sit at the corners face the center, while those in the middle face outside.
Position clues:
· A, who faces the center, sits third to the right of F.
· E, who also faces the center, is not an immediate neighbor of F.
· Only one person sits between F and G.
· D sits second to the right of B.
· B faces the center.
· C is not an immediate neighbor of A.
From the above given information following seating arrangement can be drawn-

From the above seating arrangement D sits opposite to A.
Thus, the correct answer is (a) D.