Which word best describes the tone of this excerpt from daly's "sixteen"?

Clearly show? ramona: anna, where does the theme seem to change? anna: according the article: "the fault lies with the fda's inability to release enough information in order to regain the public's trust. but perhaps japan is to blame as well. although there are plans to remove the spent nuclear fuel rods and build a permafrost wall around the four damaged reactors, is this really enough to recover damaged trust? " and then sato goes on to explain this statement. o a. challenging established ideas o b. using evidence to support your conclusions o c. asking clarifying questions o d. synthesizing claims into a single conclusion

Why does the author of exploring the titanic give background information about his youth and education? to show his lifelong love for the ocean

How can the reader of a story use the setting of a story to learn more about a charactor