Identify the odd pair of words.

C. CHEF - RECIPE

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?

A. A

In a race, there are four competitors: Alex, Brian, Charlie, and Derek. Alex finished before Brian but after Charlie. Derek finished last. Who finished first?

C. CHARLIE

In a cooking competition, five chefs X, Y, Z, W, and V prepare dishes. X finishes before Y but after Z. W finishes before V but after Y. What is the correct finishing order?

A. Z, X, Y, W, V

In the series A, B, C, D, E, F, G, how many times does the letter 'C' appear?

A. 1