The principal difference, however, between photosynthesis and respiration is that photosynthesis utilizes carbon dioxide and water in the presence of light to produce glucose and oxygen, whereas respiration uses oxygen and glucose to power the activities of the cell.
hi
I believe it would be D I may be wrong
Answer: A
Explanation: 2 Reasons. One, it makes more sense than the others. And two, it isn't talking about an actual gun so not d. Why would he need muscles? Answer that. If you can't it's not C. B....Just no. So A.
Ur answer should be C and D. Hope this helps.
