Which of the following best sums up the lesson of the folk tale "The Old Woman and the Bowls"?

i believe

clean air is essential for health and survival

clean air provides nitrogen gas for plant respiration

clean air supplies oxygen that enables living organisms to breathe

hope this

i am brianly

sorry if this doesn't

answer; participant observation method;

answer; lead-based paint;

answer; how people relate to each other and influence each other;