Who among the following pair of persons are sitting opposite to each other?
I. WM
II. YN
III. UM
IV. VO

Study the following information carefully and answer the below questions Twelve persons are sitting in a parallel row and opposite to each other. In row1- U, V, W, X, Y, and Z face the south. In row2- J, K, L, M, N and O face the north but not necessarily in the same order. U sits opposite to the one who sits second to the left of O. Only two persons sit between K and O. K sits to the left of O. The number of persons sits to the left of U is the same as the number of persons sit to the right of Y. W sits second to the right of Y. J sits immediate left of M, none of them sits at end of the row. L sits opposite to the one who sits second to the left of Z. X and Y are not immediate neighbours.