The anwer is attached in the form of a file read it.
Answer:-if you "snip" below a node, a clade falls off
Explanation:
I would say it's A because it sounds like the most important one.
The first organisms to appear in an area undergoing succession are known as the pioneer species. These organisms lead to a more biodiverse steady-state ecosystem.
A nervous system because worms don't have nerves
