She thinks they're moving too fast, and she fears the fight between her family
Dally sneaks into the movies simply because he does like to follow the rules, even though the ticket was cheap. What this tells us about Dally is that he never likes to do things in a legal way.
The sentence that has illogical comparison is the second example - A parrot's feathers are more colorful than a parakeet.
It should be ... than a parakeet's.
You should tell your manager because the manager probably knows the person if the person visits the store all the time. Then when the person comes back, you can give her back the money, that is, the manager can do it, and your manager can say that you found it and that you're a good and an honest worker.