Arrange the following words in alphabetical order: Apple, Apricot, Banana, Avocado.

A. APPLE

Select the odd pair of words from the list below.

B. TEACHER - CLASS

What letter should replace the question mark in the series: a, e, i, o, ?

A. U

There are four animals: a dog, a cat, a rabbit, and a turtle. The dog is faster than the rabbit but slower than the cat. The turtle is the slowest. Which animal is the fastest?

B. CAT

If S is the son of T and T is the daughter of U, what is S's relation to U?

A. GRANDSON