Bio? I don't really know what you mean but that's a suffix.
Answer:
Over generalization
Explanation:
The whole world couldn't really all think or know that he's a terrible teacher.
In Chapter 18, Bud learns that <span>Herman E. Calloway is his grandfather.
This discovery leads him to have some conflicting feelings. He is confused because he thought that Herman was his father, but he's happy that he's his grandfather. He really likes Herman because Herman is nice to him.
He's also sad because he learns that his mother has died.</span>
The use is who is speaking wants to be heard and listened too.