Answer: Because
Explanation: Because is the only word that fits here and is gramatically correct in the first place, neverminding the fact that it says "Best Completes" <em>Because</em> is the only word that is gramatically correct in this situation.
<em>Answer: </em>
<em>Grover claims to be Percy's protector. Percy felt that this was strange because Grover is very clumsy and he got bullied on. Percy: Grover does this yarn-cutting means that someone is going to die? Grover did not actually give an answer but he looked very sad.</em>
C because a summery is about the article