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

Input: Consider Input: Normal adults appear to require _ to eight hours of sleep per day on average.

Output: six


Input: Consider Input: Aquatic adults have prominent red reathery gills, are large, and have _ toes on each foot.

Output: four


Input: Consider Input: Hurricanes range in categories from one to five with _ being the most severe.


Output: five