Respuesta :
Answer:
The answer is sun!
Explanation: They use the energy from the sun to make their own food. Some of this food is used, and some is stored in the roots, stems, and leaves. Plants are called producers (they make/produce their own food by photosynthesis.) Animals cannot make their own food.
I hope it right! :)
Answer:
D. The sun
Explanation:
Everything leads back to the sun! The plants get energy from the sun, the herbivores eat the plants, and the carnivores eat the herbivores. Of course as this list moves on the energy that originally came from the sun shrinks, but it is still the original source of energy! Hope this helps :D