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

[EX Q]: Butterflies have _ segmented legs.
[EX A]: six

[EX Q]: Wild alfalfa is fairly drought resistant, with roots going down _ feet.
[EX A]: ten

[EX Q]: Wombats measure up to _ feet long and weigh from thirty to seventy-five pounds.
[EX A]:
four