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

[EX Q]: Friction occurs when _ objects rub together.
[EX A]: two

[EX Q]: Full sun is classified as any area that receives a minimum of _ hours of direct sunlight each day.
[EX A]: six

[EX Q]: Woodpeckers make holes in houses for _ basic reasons.
[EX A]:
two