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

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

Example Input: Professional chefs use _ tools to keep knives sharp.
Example Output: two

Example Input: Muskrats are semi-aquatic and prefer locations with four to _ feet of water.
Example Output:
six