Correct option is A
Amongst six friends P, Q, R, S, T and U, each has a different height. S is taller than only four other friends.
_ > S > _ > _ > _> _
R is taller than only one friend.
_ > S > _ > _ > R > _
U is taller than T but shorter than P.
P > U > T
P is not the tallest.
_ > S > P > U > R > T
Final arrangement is = Q > S > P > U > R > T
S is the second tallest among all the friends.