Answer:
I would think that as very rude of a person. They could have been the cause of death, and they didn't even apologize. The person could also be afraid, though, of the consequences if you were to press charges. Maybe they hadn't realized, though? If that were the case, I would not think of them as rude, but as dangerous, because they were not paying attention.
Explanation:
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.