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.
Answer:
Plants, algae, cyanobacteria, and etc.
Explanation:
<em>"Most </em><em>plants, most algae, and cyanobacteria perform photosynthesis</em><em>; such organisms are called photoautotrophs. Photosynthesis is largely responsible for producing and maintaining the oxygen content of the Earth's atmosphere, and supplies most of the energy necessary for life on Earth."</em>
Answer:
endosymbiosis.
Explanation:
By the beginning of the 20th century, researchers thought that plastids and mitochondria could come from bacteria. These would have been ingested by primitive cells and live within them in symbiosis.
