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

Example Input: Most people have a bowel movement anywhere between three times per day to _ times per week.
Example Output: three

Example Input: Most intestinal worms take _ to four weeks for maturation from their larval stages into adults.
Example Output: three

Example Input: Postpartum depression affects nearly _ in ten new mothers, and in varying degrees of intensity.
Example Output:
one