On the Ferris wheel, Candice looked at Paige's excited expression and said to Edward seriously.
Actually, she could let it slide. After all, it was understandable why Edward would do that. However, when she saw Paige's innocent expression, it was hard for her to remain indifferent.
In Paige's case, Edward's overprotection of her was a form of harm to her.
Edward also saw the seriousness in Candice's eyes at that moment, but he did not seem to be disgusted by her taking the initiative to bring up the issue of Paige's education. He even seemed to be willing to discuss it with her.