In a family of four members A, B, C, and D, A is a doctor, B is a teacher, C is a lawyer, and D is a student. If A is married to B and they have two children, who is the parent of C?
Five friends are sitting in a row. A is to the left of B but to the right of C. D is to the right of B. E is not at either end. Who is sitting in the middle?