The antagonist is the island itself, but the closest answer is B
Answer: The student's homework was too difficult to be completed correctly.
Explanation: Lack of apostrophe in students. And randomly adding many didn't make sense to me.
Him.
If you don't know how to solve this, you can put each word in to the blank and see which sounds right.
The preposition 'since' always shows a time relationship from the past to the present.
When you say 'since Monday' it means that he didn't have a car available from Monday until now.So, a time relatioship
He is called "Slam" because of his dunking ability