Answer:
Food poisoning, also called foodborne illness, is illness caused by eating contaminated food. Infectious organisms — including bacteria, viruses and parasites — or their toxins are the most common causes of food poisoning. ... Contamination can also occur at home if food is incorrectly handled or cooked
Explanation:
as the ocean depth increases the sun light decreases
In this scenario, E.coli is living in our intestines, which means we are providing them with a place to live and nutrients to survive. It is also stated that they help us break down some foods.
so as you can see, we benefit them, and they benefit us.
Based on this, after defining all of your options, you will find your answer.