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

[EX Q]: Southern moles are six to seven inches long and weigh _ to four ounces.
[EX A]: three

[EX Q]: Yeasts are of _ kinds.
[EX A]: two

[EX Q]: Mice have _ leg-foot assemblies and one tail assembly per body.
[EX A]:
four