Which line from the excerpt best supports the theme that “anything is possible with the right frame of mind”?

Which statement best expresses the meaning of these lines from “the courage that my mother had”? that courage like a rock, which she / has no more need of, and i have. a. the speaker equates her mother's courage with a rock. b. the speaker needs the kind of courage her mother showed. c. the speaker realizes her mother no longer needs courage d. the speaker realizes her mother found courage in rocks.

Does anyone know the answer to the question?

Was chris mccandless a hero why or why not