Six persons P, Q, R, S, T and U are sitting in a straight line, all facing in the same direction. Q is to the immediate left of P. R is second from the right end. Q is third to the left of R. T is third to the left of S. What is U’s position in the line?
1
Between Q and S
2
To the immediate right of R
3
To the immediate right of P
4
To the immediate left of S