PLSSS HELPP MMEE!! How does carbon dioxide in the atmosphere eventually cycle through to a carnivore?

A. Plants use carbon dioxide in the atmosphere during photosynthesis, herbivores eat the plants, and a carnivore eats an herbivore.
B. Carnivores use carbon dioxide in the atmosphere during cellular respiration.
C. Herbivores use carbon dioxide during photosynthesis, and a carnivore eats an herbivore.
D. Plants use carbon dioxide in the atmosphere during photosynthesis, and a carnivore eats the plants.

heat a spark and oxygen

he is very short, and he can only reach halfway up on the elevator buttons. but on a rainy day, he has his umbrella with him, and he uses it to poke the button at the top.

the supermassive black hole is in the middle of the galaxy.

genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).