Answer:
D ) geographic distribution
Explanation:
It helps measurement of population
My guess would be the first one , Hope it’s the correct answer !
The Purpose Cellular Respiration. Cellular respiration is the processby which cells in plants and animals break down sugar and turn it into energy, which is then used to perform work at the cellular level. The purpose of cellular respiration is simple: it provides cells with the energy they need to function. - According to the website I went too. So I'm guessing it's "Produce usable energy - ATP". I hope this helped you! Good luck.
