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

[EX Q]: Bridge is a partnership game requiring _ players.
[EX A]: four

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

[EX Q]: Chromosomes have _ chromatids.
[EX A]:
two