the answer is B that's what i think
The only one that makes sense is letter C
Hey we just read that too! How Mr. Frank says "no more" because he can't bare to remember his horrid past by reading his diary. In the first scene, he finds the diary and starts reading it. In scene 5, Mr. Frank finishes the book.
It is knowledge. Knowledge has more power because you can think and think how to do stuff.