In a family, T is the grandmother of U, V is the father of U, and W is the mother of U. If T is a retired teacher and W is a doctor, what is V's profession if he is not a teacher?
In a group of five friends: A, B, C, D, and E, A is taller than B but shorter than C. D is shorter than E but taller than A. Who is the tallest among them?