Comprehension Passage
Direction: Study the following information carefully and answer the following question.
Six people K, M, O, Q, S, and U are seated around a triangular table and all of them are facing towards the center of the table, with three of them are seated at the corner of the table and the remaining are seating on the edge of the table.
The one, who sits second to the right of Q, is immediate neighbors of U. Q sits on the middle of U and S. K is not sitting on any edge of the table. O is not an immediate neighbor of U. S sits at the corner of the table.
Four of the following five are alike in a certain way and hence form a group which of the following does not belong to the group?
1
KM
2
UQ
3
SO
4
KO
5
QS