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

Example Input: Asbestos is the name applied to _ naturally occurring minerals that are mined from the earth.
Example Output: six

Example Input: Pharmacists dispense nearly _ billion prescriptions a year.
Example Output: three

Example Input: Gloves have _ ridges or crevices in which the bacteria can hide.
Example Output:
no