Answer:
this is very debatable but i think C mostly because of oil spills that happen due to the carelessness of the oil companies but also B where plastic from 20+ years ago hound the living organisms of the ocean.
but without a doubt oil drilling takes the cake when oil spills happen they actually block the sunrays to hit beyond their layer since it forms immiscible soln with the ocean.
Plastic pollution has the greatest effect on the entire interconnected ocean ecosystem.
Plastic pollution causes a threat to marine ecosystems. Species, both plants and animals, adapt to their environment. A new natural balance is created time and time again. Plastic in the environment upsets that balance. Plastic pollution has arisen in just a few decades and is increasing rapidly.
Hence, Plastic pollution has the greatest effect on the entire interconnected ocean ecosystem.
To learn more about the ecosystem click here:
https://brainly.com/question/1673533
