Carbohydrate consists as the name as of carbon and hydrogen and oxygen in the same ratio as water (hydra). Another name for carbohydrates would be saccharides... this is for an example glucose, ribose and so on... and we use fx glucose in cellular respriation.
A carbohydrate<span> is a biological </span>molecule<span> consisting of carbon, hydrogen, and oxygen </span>
I think it’s A. hope this helps
Individual, population, community, biome, ecosystem
Cannot speak this language sorry try english translator maybe along with your language if you can even read this?