Prewriting is stage of the writing process that involves gathering and selecting ideas. It can include creating lists, researching, brainstorming, creating charts, reading to discover more about the author's style, talking, collecting memorabilia or clips from other texts, and free-writing.
Giles will never betray someone's trust. Giles is right about his accusations towards Putnam but the court isn’t interested without knowing Giles's sources. Giles would die before giving up sources: and he does