The oil spill resulting from the 2010 deepwater horizon disaster ) is considered a minor incident compared to other oil spillsb) is the worst oil spill in us history, causing damage to marine and coastal ecosystemsc) resulted in a permanent ban on all offshore drilling in us coastal watersd) eclipsed all non-point oil spills by 500%e) was quickly cleaned up preventing loss of wildlife and damage to fisheries

The correct answer is option B) "is the worst oil spill in US history, causing damage to marine and coastal ecosystems".

Explanation:

The explosion on the Deepwater Horizon/BP MC252 drilling platform in the Gulf of Mexico on April 20, 2010, cause the lost of 11 workers and cause major damage of the environment. This disaster is considered the worst oil spill in US history, causing damage to marine and coastal ecosystems. About 4.9 million barrels of crude oil were spilled, which makes it the largest marine oil spill in US history.

i would say it is

not only is it colder, it also becomes darker, less salty, and more dense.