Shift in line 4 ("but")
Tone is something like humble, questioning...
Answer:
Because of their own bias and prior understanding and knowledge. Hope I helped!
1. ran
2. wrote
3. talked
4. smiled
5. said
What is your question, you have not put anything?
Answer: few survived the horrific train ride.
Explanation: The other options dont
highlight the fact that so many of the passengers died
