I would say that the pair of lines from the passage that contains a change in intonation is the first one:
But all the time / I'se been a-climbin' on
Because it shows a change in the tone of a poem.
B because everyone was scared they would take one of their loved ones or them. (Guessing this is the hunger games book)
1. The frame
2. The fork
3. The headset
4. The stem
4 1/2. The quill stem
5. The handlebars, shifters, and brake levers
6. The brakes
7. Wheels and tires
8. The seat Post
9. The saddle
10. The bottom bracket
10 1/2: The crankset, gearing
Hope this helps! (`・∀・´)