The last one is irrelevant we both want to help the old people. we want to see that they do have adequate medical care
Tally's character are risk taker, loyal, and bravery. Scott Westerfeld often describes Tally as risk taker, I know this because in the novel Tally often puts herself in a dangerous situation to impress her boyfriend and all her friends.
Answer:
The setting can be changed, it would most likely be a different place/time/etc.
