In a group of students, X scored higher than Y but lower than Z. W scored lower than X but higher than Y. Who has the highest score?

C. Z

In a competition, M ranked higher than N but lower than O. P ranked lower than M but higher than N. Who is in the highest position?

C. O

In a sales competition, Alice sold more than Bob but less than Carol. Dave sold the least. Who had the highest sales?

C. CAROL

In a class of five students, A is taller than B but shorter than C. D is shorter than A but taller than E. Who is the tallest among them?

C. C

Among four siblings, L is older than M but younger than N. O is the youngest. Who is the second oldest?

A. L