What you wrote is great but I do want to give you some tips.
1) Do you know what Subtle means? You need to know what words mean before you write it down. Subtle - especially of a change or distinction. Here is an example - It was a subtle of gray.
Other than that the text you wrote is amazing! Good Job! I guarantee you will get an A+! Plus you so deserve an A+!!!
The accuplacer test is used to help administrators, and educators determine your place or what you know. This can help with dual enrollment, and placement in AP/Honors/IB classes. It is essentially a test of knowledge so that they (admin/educators) what one is capable of.