 
 <translate> Human's bodies can only utilize oxygen but not dioxide.
The final answer: Sentence A. <ibo> Ahụ mmadụ pụrụ iji nanị oxygen mee ihe ma ọ pụghị iji dioxide mee ihe. Azịza ikpeazụ ya bụ nkebi ahịrịokwu bụ́ A. 