Answer:
- A need for workers
- Natural barriers such as mountains, rivers, and forests
- Providing supplies to build the tracks and support the workers
Answer: Set in the early 1900s, Lowry's (Number the Stars) lyrical novel unspools at a leisurely pace through the eyes of Katy, who wishes to follow in the footsteps of her doctor father. As the narrator chronicles the pivotal year she turns nine, she describes the unlikely friendship she develops with a "touched" farm boy.
