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

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?