Answer:
Only 5
Explanation:
In scientific ecology, climax community or climatic climax community is a historic term for a boreal forest community of plants, animals, and fungi which, through the process of ecological succession in the development of vegetation in an area over time, have reached a steady state. 5 has accomplished each of these requirements.
4 may seem correct but due to it's rapidly growing nature it is not yet steady.
You are correct the answer is B. Good luck and good job
It represent a food chain one goes into the other which goes into the other which goes into the other.