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

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

[Q]: Giraffes have two horns and _ or three knobs.
[A]: two

[Q]: Islamic art includes calligraphy, or decorative penmanship, but _ images of people.
[A]:
no