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

Example Input: Dwarf trees are diminutive and shrub-like, reaching _ feet or so at maturity.
Example Output: four

Example Input: Beavers have an average of _ young once a year.
Example Output: four

Example Input: Many people have _ or more mental health problems.
Example Output:
two