The sentence that best supports the theme in the story is:

Here are the answers to your questions:

1. The sentence that best supports the theme in the story is:

   • B) Do what's right even when it's hard. John was tempted to cheat because he didn't know the answer and felt it wasn't fair, but he ultimately chose not to, demonstrating the difficulty and importance of doing the right thing.

2. The theme of the story is about choosing integrity and personal responsibility over dishonesty, even when faced with a difficult situation. Evidence from the story includes: "He was about to crane his neck a little further to copy the answer, when he realized what he was doing. He couldn't cheat! No matter how angry he was." This shows John's internal struggle and his ultimate decision to uphold his integrity. Additionally, "He'd just have to be better prepared next time" indicates his acceptance of responsibility for his own learning.