Answer:
The answer is option A.
converts nitrogen into a usable form for plants
Hope this helps
Educate the general public about activities that can lead to the spread of invasive species.
Question 1) Photesphere
Question 2) core
Question 3) The suns gravity keeps them in place
Question 4) True
I'm not 100% about question 1 it's either photesphere or core, but I think Photesphere is correct