Correct option is D
Given information:
· Family Members: Six members - X, Y, Z, U, V, and W.
· Seating Arrangement: They are seated around a circular table and facing each other.
Clues:
· Z is sitting to the immediate left of W.
· Y is sitting second to the left of Z.
· X is sitting second to the left of U.
From the given information we draw following seating arrangement.

From the above seating arrangement V is the nearest neighbour of both W and X.
Thus, the correct answer is (d) V.