instruction:
In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
question:
Humans host _ species of louse, the head louse , the body louse and the pubic louse .
answer:
three


question:
Reds mature well for six to _ years.
answer:
eight


question:
Democracy is _ wolves and a sheep voting on what to have for lunch.
answer:

three