Answer:
'the' is <em>always</em> required when ranking three (or more) items.
Explanation:
Bobby is smart. Sally is smarter. Timmy is <em>the</em> smartest.
Answer:
The answer is the first one.
Explanation:
It says that they are in the deepest part of the ocean. Humans lungs can only survive half of that or 1/4 we don't have enough oxygen to do that. So for that the answer is the first one.
The second sentence contains correct comma placement