Bro I think it's A
Gravitational pull comes from the core. How rotated u are won't matter, but how far u are from the core will matter.
Daughter cells if I'm not mistaken
2 and 3 Becuase both undergo photosynthesis, which is only a think plants do. Hope this helps.
There is a backup system that your body uses to create ATP, and it is called Anaerobic Respiration.