How does the author emphasize the change in nnamabia's character over the course of the story

Which three parts of these excerpts reflect the idea that war affects not only the minds of the combatants but also their physical reactions?

How can a speaker best appeal to an audience? a. by revealing just enough information to make the au us b. by allowing the audience to ask questions about the speech's subject matter c. by adapting the speech to the expectations and knowledge of the audience d. by encouraging listeners who disagree to voice their opinions

What is most likely nelson mandela's purpose of using third person point of view after introducing himself in his introductory paragraphs