"Please talk quietly in the library."
Imperative because it gives a command or request.
Hope I was able to help! :)
It seems to be character vs self since Claire is putting herself down with her insecurities.
What is the story ? There is no indication
The sentence written correctly is: Some of the race contestants are wearing amusing and creative costumes.
<em>Laughter can play a helpful role in MANY things, especially medical treatment. The reason it plays such a helpful role is because it makes people feel more happy and tends to take someone's mind off of what is going on around them. Once laughter is applied during a medical treatment, it is done to make someone feel less worried about what could be going on around them or how the treatment may go. This is commonly used by surgeons and kemo-therapy doctors when a patient is worried about what may happen.</em>
<em>Hope this helps.</em>
<em>-Northstar</em>