Answer:
Im pretty sure its A the phagocytes.
Explanation:
D. Friends of the scientists who wrote the articles
Because the word “peer” is also another word for friends
diffusion is the movement of molecules or stuff through the cell membrane
osmosis is the movement of water
water move from high contration to lower concentration
the there is salt outside of the cells the water will move out of the cell membrane and if there is salt inside the cells the water will move into the cell
The cardiovascular system I think. Hope this helps