She thinks he can’t be trusted to use good sense
Answer:
The Reason of this is the fact that she had a funny laugh. Which is a really dumb reason but hey! Cleetus doesn't go in the barn because he's afraid of bats
Explanation:
"Carrie laughed a funny kind of laugh, very sure that this Thanksgiving was not going to be awesome at all."
Percy has to escape from Hade's kingdom, Percy came to Hades because Hades had imprisoned Percy's mother, and Hades wanted to keep Percy, and Percy has only three pearls and he also had two friends with him so he decides that he'd leave his mother because if he stayed and his mother go she'd never forgive him.