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

[EX Q]: Acute sinusitis is any infectious process in the sinus lasting from one day to _ weeks.
[EX A]: three

[EX Q]: Bacteria acquire genes conferring resistance in any of _ ways.
[EX A]: three

[EX Q]: Opossums are sexually mature at six to _ months.
[EX A]:
eight