39.
Study the given information and answer the question that follows.
i) Six students P, Q, R, S, T, and U are in a class.
ii) Q and R are lighter than U but taller than P.
iii) S is taller than Q and heavier than R.
iv) T is lighter than S but heavier than U.
v) U is taller than S.
vi) P is lighter than T but heavier than U.
vii) P is taller than T.
Who among the students is the shortest?
