Answer:
A. by exploring themes
Step-by-step explanation:
The theme of a story or play is the main idea or central message that a writer tries to convey to readers. It can be identified by reading through the writer's point of view, which would make a theme ina story conspicous.
According to the question, the theme of the book was; reasons why people should not be taken for granted. Because she has interest in similar books that have similar theme, katie demonstrates a purpose for reading by exploring themes. She was captivated by the theme which increased her interest in such books, though other fiction books can be found at the library.