Answer:
To test hypothesis and learn more about the world around us. We don't want to live in the dark, now do we? its human nature to wonder and imagine and explore. It's the major quality that makes us even human.
Explanation:
if you were looking for a long answer there u go XD. but a shorter one is just to learn about the world around us.
None of the above? I’m guessing, secondary, primary and tertiary doesn’t sound right !
True because they grow the same may..Their cell mature the same way