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

[EX Q]: Most litters have two to _ kittens.
[EX A]: four

[EX Q]: Most cats have only four to _ toes per paw, depending on whether it is the front or back paw.
[EX A]: five

[EX Q]: Black bears stand five to six feet long and almost _ feet at the shoulders when on all fours.
[EX A]:
three