In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.

Input: Consider Input: Human sperm comes in _ varieties, mixed.

Output: three

Input: Consider Input: Polymer clay is formed to metal spring back barrettes, and are available in _ different styles.

Output: five

Input: Consider Input: Booms are barriers that extend about _ feet below the water surface.
Output: three