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

[EX Q]: All insects have _ body sections, the head , thorax , and abdomen.
[EX A]: three

[EX Q]: Billions have _ access to health care and education.
[EX A]: no

[EX Q]: Skiing has a history of almost _ millennia.
[EX A]:
five