Answer:
The best answer choice is C. either from food or sunlight
Explanation:
Humans and Animals need to eat food to get energy
Plants use sunlight to create their own food.
Answer:
Competition between individuals of different species is known as interspecific competition.
Tyrannosaurus Rex
Triceratops
Velocirapter
Stegosaurus
And many more, if you google dinosaur names many will pop up.
Hope this helps :)