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

Example Input: Allergic rhinitis is the most common allergic disease, with one in _ Canadian adults affected.
Example Output: five

Example Input: Critters are our handmade teddy bears in _ sizes.
Example Output: three

Example Input: Mature females bear two or even _ calves a year.
Example Output:
three