Comprehension Passage
Direction: There are six steps on. a staircase leading from the ground floor to the first floor. Denote the first step by 1, second by 2, and so on. There are four people P, Q, R and S. No two people can be on the same step.
I. P is two steps below R.
II. Q is on the next step to S.
III. R is two steps below S.
If P is on the first step, which of the following is true?
1
Q is on the second step
2
R is on the fourth step
3
S is on a higher step than R
4
R is on the lower step than P