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Explanation:
c is an acid I think but it may not be right
That would be erosion. I know this because i spent years studying rocks and had straight passed all of it. Hope this helps. ;)
Answer:
White shark bites, parasites, food availability, habitat degradation are among some of the contributing factors threatening the recovery of the species. The greatest threat to a sea otter is the oil spills.
Hope this helps!
Extra - Fun fact - Sea otters play a vital role in the health and stability of the nearshore marine ecosystem as a keystone species.
