E. Many parents would be more inclined to have their children vaccinated against influenza if it did not involve an injection
If organ systems failed to work together your body would not work because your heart pumps blood in order for your whole body to work.
Answer:
I think the answer would be option A.
Explanation:
A healthy diet and daily exercise has its benefits for the body. It´s good to be healthy, but you should not exercise too much because you would be overworking what your body could handle. Having a healthy diet includes protein from all the food groups. You would get protein, calcium, and etc from the food groups.
( I am so sorry if my answer is wrong, but that´s what I would choose :) )