Answer:
returns to the left heart, completing the pulmonary cycle
Explanation:
Ok, I'm not fully sure but answer B sound right, so I think it's right
Both= Nucleus,cell membrane,Golgi apparatus, ribosomes are found in Both plant and animal cell
Plant cell = have a cell wall, a large central vacuole, and plastids such as chloroplasts
hope this helps :)
D because the sun is an average sized star