Answer:
There are 4 trophic levels in the following food chain.
Grains, seeds, nuts and root
vegetables are examples of complex carbohydrates and they take a longer amount
of time to break down, allowing one to feel full longer. The answer is letter
D. Complex carbohydrates contains a large amount of sugars that are very hard
to break down that is why it takes longer to digest.
Idk sorry I tried to figure it out