Answer:
1 one is solar system I think so
Answer:
The plants in an ecosystem produce food for most of the other organisras that live in that ecosystem. The role of a plant in its ecosystem is its <em>trophic level</em>
Explanation:
Plants are the least to be found in the trophic level, they are otherwisely called <em>autotrophs. </em>They make food for themselves while others among the trophic level depend on them
It is between A and B.
But if the species is going to be extinct, that means that they are being threatened.
So the answer is B.