Answer:
I think B but not 100% sure.
Explanation:
I hope this helps!!! :D
The answer is c because many things are losing their habitat and food sources
It will be A i gotchu fam
Answer: atoms come from originally....The first source was the BIG BANG that created the Universe 14 billion years ago. When the big bang occurred, the elementary particles initially were too hot initially to make any stable atoms... but after a few thousand years, when things cooled down a lot, Hydrogen and Helium got made.