I think A would be the best for a persuasive essay
The best answer would be C) Reference section because if I were to walk in a library (which I have) I don't see encyclopedias in the fiction section cuz encyclopedias are REAL not fake, and an encyclopedia is NOT a biography book, and its not fiction either so its in the reference section.
When he was giving Francie her yearly checkup he tells her that she is mangy and gross. This really hurts Francie's feelings and it is when she realizes that she is poor.