He tells Percy the story about the tree and a girl named Thalia. The story was that Thalia, Annabeth and other half bloods where exploring outside of the half blood camp. But then monsters came out of nowhere and started fighting them. They tried to fight the monsters but they weren’t strong enough. So Thalia protected them and risked her own life to save them. But thalia died and Zeus her father grew a tree in her honor, and the tree provided a barrier for the camp to keep them safe. :-)
"Whose" is a possessive pronoun. It lets us know that the sculptures belong to someone.
<span>Because he thinks that it's his job and his place to do it and he has always fought his battles by himself</span>
