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?
In a family of six members: A, B, C, D, E, and F. A is the mother of B and C. D is the father of B and C. E is the sister of B. F is the brother of C. Who is the youngest member of the family?