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

Q: Economists divide resources into _ basic categories of land, labor, capital, and management.

A: four
****
Q: Many people spend _ or more hours a day working for someone else.

A: eight
****
Q: Angiosperms comprise _ separate groups, monocots and dicots.

A:
two
****