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

[Q]: Walruses walk with _ flippers over ice and snow.
[A]: four


[Q]: Triaxial fabric is woven with _ sets of yarn whose intersections form equilateral triangles.
[A]: three


[Q]: Coaxial relays allow the selection of up to _ antennas per cable.
[A]:
three