A, B, L, M, S, T and Z are sitting around a circular table facing the centre. Z sits fourth to the right of B. Only two people sit between L and T when counted from the left of L. M sits third to the left of S. Z is an immediate neighbour of S and T. How many people are there between Z and M when counted from the left of M?

Eight people are sitting in two parallel rows containing 4 people each in such a way that there is equal distance between adjacent persons. Row 1 – D, E, O, and P are seated and all of them are facing south. Row 2 – F, G, Q, and R are seated and all of them are facing north. Thus each person faces another person from the other row. E sits second to the left of P. F sits second to the right of G. Only two people sit between G and Q. O faces R. Who amongst the following sits to the immediate left of the person facing F?

Eight people are sitting in two parallel rows containing 4 people each, in such a way that there is equal distance between adjacent persons. Row 1 – P, R, E, and Y are seated and all of them are facing south. Row 2 – L, O, T, and S are seated and all of them are facing north. Thus each person faces another person from the other row. E sits third to the right of Y. The one facing S is an immediate neighbour of Y. The one facing R is an immediate neighbour of S. The one facing E is an immediate neighbour of T. O sits at some place to the left of L. Which of the following represents both people sitting at extreme ends of the line?