Answer:
It converts sugar to ATP, so the answer is B
The doughnut because it contains carbohydrates
Answer: phytoplankton
Explanation: shrimp and krill are primary consumers. Primary consumers rely on producers for food. Phytoplankton are producers.
Predator
Because they are at the top they eat everything so when the arrows point towards them on the web it means they are essentially eating them because like a food web this organism is on top and the other prey are on the bottom