h2o is water and c2o is carbon dioxide :)
Hope I was help :D
Answer:
If garbage is dumped into the ocean, the oxygen in the water could be depleted. This results in poor health for marine life due to lack of oxygen. Animals such as seals, dolphins, penguins, sharks, whales, and herring could all die. Bottles and other plastics including bags can suffocate or choke sea creatures.
D. Raising the activation energy