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

[EX Q]: Snapdragons are annual flowering plants that grow _ to four feet and thrive on sunshine.
[EX A]: one

[EX Q]: Rheas are brownish instead of black like the ostrich and have _ toes instead of two.
[EX A]: three

[EX Q]: Scorpions can live for _ to seven years.
[EX A]:
three