Answeryour picture is blury
Explanation:
My research shows that the quality of teachings and lessons that are achieved from parents and the care that a child receives from his/her adults play an important role in child development
I believe the answer would be stimulants.
Our lung capacity naturally starts to decrease at the age of 30. By the time we reach 50, it could be decreased by half. I'm not sure about when we reach 90 though. Hope this helps! :)