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

Input: Consider Input: Water is the only substance on earth that exists naturally in _ states .

Output: three


Input: Consider Input: Seasons mean very little in our world of _ hemispheres.

Output: two


Input: Consider Input: Water can kill in _ ways cold shock, drowning and severe hypothermia.


Output: three