In a group of five friends: Alice, Bob, Charlie, David, and Eva, Alice is taller than Bob but shorter than Charlie. David is shorter than Eva but taller than Bob. Who is the tallest among them?

C. CHARLIE

In a group of five friends: Alice, Bob, Charlie, David, and Eva, the following conditions apply: 1) Alice cannot be selected if Bob is selected. 2) Charlie must be selected if Eva is selected. 3) David can only be selected if Alice is not selected. Which of the following groups can be selected?

C. CHARLIE, DAVID, EVA

A family consists of a mother, a father, and two children. The mother is a lawyer, the father is an engineer, and one child is a musician. If the other child is not a musician, what is the profession of the second child?

C. UNKNOWN

In a family, there are three siblings: X, Y, and Z. X is older than Y but younger than Z. If Z is a doctor and Y is a teacher, what is X's profession?

C. UNKNOWN

You have five candidates: P, Q, R, S, and T. The selection rules are: 1) P cannot be selected if Q is selected. 2) R must be selected if S is selected. 3) T can only be selected if P is not selected. Which of the following selections is permissible?

B. Q, R, S, T