Which is the best explanation for how chemical energy is transferred within cells?A. The chemical reaction that removes the bond that joins the adenine molecule and ribose sugar absorbs energy when broken. B. The chemical reaction that removes the bond that joins the adenine molecule and a phosphate group absorbs energy when broken. C. The chemical reaction that removes the bond that joins the second phosphate and third phosphate group releases energy when broken. D. The chemical reaction that removes the bond which joins the phosphate groups to the ribose sugar releases energy when broken.