Seating Arrangement

Step 1: Determine the seating arrangement.
- P is right of Q, so Q must be to the left of P. - T is left of R and right of P, meaning T is between P and R. - Q is right of S, so S must be to the left of Q. This means the order of boys from left to right is:

Step 2: Identify the boy in the middle.
The boy in the middle of this arrangement is .

Final Answer: