Five students - X, Y, Z, W, and V - scored different marks in an exam. X scored more than Y but less than Z. W scored less than V but more than Y. Who scored the highest?

C. Z

In a family of five members - P, Q, R, S, and T - there are two males and three females. P is a teacher, Q is a doctor, and R is a male. S is not a teacher. Who is the doctor?

B. Q

In a group of four people - M, N, O, and P - each has a different favorite color: red, blue, green, and yellow. M's favorite color is not blue. N likes green. O does not like yellow. What is P's favorite color?

A. RED

In a family of five members: P, Q, R, S, and T, there are two males and three females. R is the brother of S. P is the mother of Q. T is the father of R. Who is the male member in the family?

C. R

Five students: A, B, C, D, and E scored different marks in a test. A scored more than B but less than C. D scored the highest. E scored less than A. Who scored the second highest?

C. C