The arrows usually point to the organisms that are doing the eating.
Explanation:
For that reason, we can say that the arrows represent the flow or transfer of energy in an ecosystem. It also specifies the direction of the flow of energy.
To maintain pressure within plant cells and keep structure while growth ensues. Good luck, milady. *Tips his fedora*
The answer is to your question is A
The answer is "open the mouth in search of a nipple when touched on the cheek," or answer C.