Which of the following distinguishes the composition of a fertilizer with the label marked 15-10-25? A. 15% nitrogen, 10% phosphorus, 25% potassium
B. 15% phosphorus, 10% nitrogen, 25% potassium
C. 15% potassium, 10% phosphorus, 25% nitrogen
D. 15% nitrogen, 10% potassium, 25% phosphorus

air enters through the nose, moves through the nasal cavity, the pharynx, the larynx, enters the trachea, moves through the bronchi andbronchioles till the alveoli.

"it built up in the atmosphere"

i think thats it, idk, i tried looking for this exact q& a for grad. and idk if i got this question right or sorry if im wrong