Which statement is a main idea of "Run, Kate Shelley, Run"? A. Kate can tell which train is approaching the station by the unique sound of its whistle.

B. When Kate loses the light from the lantern, she follows the railroad ties by feeling them with her hands.

C. Kate saves the lives of two railroad crew men by risking her own safety to lead a rescue party to them.

D. Kate compares the sound of the number 11 train going down to cannon fire.