By not uniting all of South America I hoped that helped ;)
Answer:
invention of the factory jobs im pretty sure
Explanation:
Answer: Percy is angry that his dad didn't come see him himself, but the Nereid cautions Percy not to be so judgmental. The Nereid warns Percy not to trust Hades, and tells him to follow his heart no matter what. She disappears down into the depths of the ocean. Percy, Annabeth, and Grover take a bus to West Hollywood.
Explanation: spelling is key my dude
I believe the answer is letter B