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

[EX Q]: Every cell has _ long flagella.
[EX A]: two

[EX Q]: Humans are bipeds who stand between _ to six feet in height when fully grown.
[EX A]: five

[EX Q]: Hypothermia has _ main types of causes.
[EX A]:
two