Answer:
Plantae, Archaebacteria, Eubacteria, and potentially fungi. I say potentially because I am not 100% certain if all organisms falling under the category of fungi contain cell walls.
Pretty sure it's D, hope I helped
As we break down the glucose via glycolsis and then Kreb cycle , the carbons releases from of our body in the gaseous form called CO2 !!
38 ATP is formed as a result !! And in waste CO2 is formed !!