Which pair of words is different from the others?

D. FISH - SHARK

Choose the pair of words that does not belong with the others.

D. FISH - SCHOOL

Which of the following pairs is the odd one out?

C. DOCTOR - MEDICINE

Which of the following pairs of numbers is the odd one out?

D. (4, 8)

Select the odd group of numbers from the following.

D. (25, 30)