Answer:
D) Habitats for animals.
Explanation:
It depends what the question means when it says 'the changing of the rivers'. I took it as the rivers are changing size and becoming more spread out. In that case, I chose habitats.
The more water there is, the more habitat there is for sea life.
All in all, the correct answer is D).
True.
Why by Mimiwhatsup: Any organism can form organic substances from nutritional organic substances from simple inorganic substances such as carbon dioxide.
First blank space is endocrine system and the second blank is hormones
I think simple diffusion is a former of active transport
