Select all the correct answers. Which two statements best reflect the point of view presented in the passage?
The narrator tells us how crystalline and concentric formations can be used as natural substitutes for light.
The narrator tells us that the famous caverns were a part of a 9000-year-old Paleo-American Indian site.
The narrator tells us that Mark and Garry had previously enjoyed many similar mountain adventures.
The narrator tells us that Mark had researched ancient American Indians and that he wanted to write a book on Paleo-American Indians.
The narrator tells us how stumbling upon an interesting cavern gave the two boys a secret.