Among four siblings, Tom is older than Jerry but younger than Alice. Bob is younger than Jerry. Who is the youngest sibling?

D. BOB

In a group of four students, X is older than Y but younger than Z. W is younger than X. Who is the youngest?

D. W

Four friends, Lisa, Mark, Nina, and Oliver, are ranked based on their scores in a quiz. Lisa scored higher than Mark but lower than Nina. Oliver scored the lowest. What is the correct order of their scores from highest to lowest?

A. NINA, LISA, MARK, OLIVER

Among five students, X is taller than Y but shorter than Z. W is shorter than X but taller than Y. Who is the tallest?

C. Z

In a race, Alex finished before Brian but after Charlie. David finished after Brian. Who finished first?

C. CHARLIE